URL List

https://manglar.uninorte.edu.co/handle/10584/10352
https://manglar.uninorte.edu.co/handle/10584/10353
https://manglar.uninorte.edu.co/handle/10584/10354
https://manglar.uninorte.edu.co/handle/10584/10380
https://manglar.uninorte.edu.co/handle/10584/10381
https://manglar.uninorte.edu.co/handle/10584/10394
https://manglar.uninorte.edu.co/handle/10584/10395
https://manglar.uninorte.edu.co/handle/10584/10396
https://manglar.uninorte.edu.co/handle/10584/10398
https://manglar.uninorte.edu.co/handle/10584/10402
https://manglar.uninorte.edu.co/handle/10584/10418
https://manglar.uninorte.edu.co/handle/10584/10421
https://manglar.uninorte.edu.co/handle/10584/10423
https://manglar.uninorte.edu.co/handle/10584/10432
https://manglar.uninorte.edu.co/handle/10584/10477
https://manglar.uninorte.edu.co/handle/10584/10437
https://manglar.uninorte.edu.co/handle/10584/10443
https://manglar.uninorte.edu.co/handle/10584/9563
https://manglar.uninorte.edu.co/handle/10584/9648
https://manglar.uninorte.edu.co/handle/10584/9596
https://manglar.uninorte.edu.co/handle/10584/9580
https://manglar.uninorte.edu.co/handle/10584/9589
https://manglar.uninorte.edu.co/handle/10584/9598
https://manglar.uninorte.edu.co/handle/10584/9609
https://manglar.uninorte.edu.co/handle/10584/9728
https://manglar.uninorte.edu.co/handle/10584/10169
https://manglar.uninorte.edu.co/handle/10584/10199
https://manglar.uninorte.edu.co/handle/10584/10201
https://manglar.uninorte.edu.co/handle/10584/10224
https://manglar.uninorte.edu.co/handle/10584/10228
https://manglar.uninorte.edu.co/handle/10584/10229
https://manglar.uninorte.edu.co/handle/10584/10234
https://manglar.uninorte.edu.co/handle/10584/10235
https://manglar.uninorte.edu.co/handle/10584/10239
https://manglar.uninorte.edu.co/handle/10584/10246
https://manglar.uninorte.edu.co/handle/10584/10247
https://manglar.uninorte.edu.co/handle/10584/10248
https://manglar.uninorte.edu.co/handle/10584/10253
https://manglar.uninorte.edu.co/handle/10584/10257
https://manglar.uninorte.edu.co/handle/10584/10258
https://manglar.uninorte.edu.co/handle/10584/9567
https://manglar.uninorte.edu.co/handle/10584/9569
https://manglar.uninorte.edu.co/handle/10584/9571
https://manglar.uninorte.edu.co/handle/10584/9673
https://manglar.uninorte.edu.co/handle/10584/9574
https://manglar.uninorte.edu.co/handle/10584/9685
https://manglar.uninorte.edu.co/handle/10584/9677
https://manglar.uninorte.edu.co/handle/10584/9585
https://manglar.uninorte.edu.co/handle/10584/9591
https://manglar.uninorte.edu.co/handle/10584/9577
https://manglar.uninorte.edu.co/handle/10584/9731
https://manglar.uninorte.edu.co/handle/10584/9736
https://manglar.uninorte.edu.co/handle/10584/9795
https://manglar.uninorte.edu.co/handle/10584/9797
https://manglar.uninorte.edu.co/handle/10584/9801
https://manglar.uninorte.edu.co/handle/10584/10170
https://manglar.uninorte.edu.co/handle/10584/9809
https://manglar.uninorte.edu.co/handle/10584/10180
https://manglar.uninorte.edu.co/handle/10584/10184
https://manglar.uninorte.edu.co/handle/10584/10185
https://manglar.uninorte.edu.co/handle/10584/10214
https://manglar.uninorte.edu.co/handle/10584/10223
https://manglar.uninorte.edu.co/handle/10584/10230
https://manglar.uninorte.edu.co/handle/10584/10232
https://manglar.uninorte.edu.co/handle/10584/10238
https://manglar.uninorte.edu.co/handle/10584/10241
https://manglar.uninorte.edu.co/handle/10584/10242
https://manglar.uninorte.edu.co/handle/10584/9572
https://manglar.uninorte.edu.co/handle/10584/9582
https://manglar.uninorte.edu.co/handle/10584/9575
https://manglar.uninorte.edu.co/handle/10584/9587
https://manglar.uninorte.edu.co/handle/10584/9802
https://manglar.uninorte.edu.co/handle/10584/9804
https://manglar.uninorte.edu.co/handle/10584/10172
https://manglar.uninorte.edu.co/handle/10584/10174
https://manglar.uninorte.edu.co/handle/10584/10182
https://manglar.uninorte.edu.co/handle/10584/10183
https://manglar.uninorte.edu.co/handle/10584/10283
https://manglar.uninorte.edu.co/handle/10584/10300
https://manglar.uninorte.edu.co/handle/10584/10302
https://manglar.uninorte.edu.co/handle/10584/10303
https://manglar.uninorte.edu.co/handle/10584/10304
https://manglar.uninorte.edu.co/handle/10584/10305
https://manglar.uninorte.edu.co/handle/10584/10333
https://manglar.uninorte.edu.co/handle/10584/10340
https://manglar.uninorte.edu.co/handle/10584/10343
https://manglar.uninorte.edu.co/handle/10584/10345
https://manglar.uninorte.edu.co/handle/10584/10350
https://manglar.uninorte.edu.co/handle/10584/9399
https://manglar.uninorte.edu.co/handle/10584/9808
https://manglar.uninorte.edu.co/handle/10584/9800
https://manglar.uninorte.edu.co/handle/10584/9803
https://manglar.uninorte.edu.co/handle/10584/9805
https://manglar.uninorte.edu.co/handle/10584/10314
https://manglar.uninorte.edu.co/handle/10584/10316
https://manglar.uninorte.edu.co/handle/10584/10317
https://manglar.uninorte.edu.co/handle/10584/10319
https://manglar.uninorte.edu.co/handle/10584/10320
https://manglar.uninorte.edu.co/handle/10584/10321
https://manglar.uninorte.edu.co/handle/10584/10322
https://manglar.uninorte.edu.co/handle/10584/10323
https://manglar.uninorte.edu.co/handle/10584/10348
https://manglar.uninorte.edu.co/handle/10584/10382
https://manglar.uninorte.edu.co/handle/10584/10400
https://manglar.uninorte.edu.co/handle/10584/10470
https://manglar.uninorte.edu.co/handle/10584/10444
https://manglar.uninorte.edu.co/handle/10584/10565
https://manglar.uninorte.edu.co/handle/10584/10563
https://manglar.uninorte.edu.co/handle/10584/10482
https://manglar.uninorte.edu.co/handle/10584/10483
https://manglar.uninorte.edu.co/handle/10584/10621
https://manglar.uninorte.edu.co/handle/10584/10633
https://manglar.uninorte.edu.co/handle/10584/10498
https://manglar.uninorte.edu.co/handle/10584/10566
https://manglar.uninorte.edu.co/handle/10584/10615
https://manglar.uninorte.edu.co/handle/10584/10528
https://manglar.uninorte.edu.co/handle/10584/10513
https://manglar.uninorte.edu.co/handle/10584/10496
https://manglar.uninorte.edu.co/handle/10584/10553
https://manglar.uninorte.edu.co/handle/10584/9367
https://manglar.uninorte.edu.co/handle/10584/9727
https://manglar.uninorte.edu.co/handle/10584/9733
https://manglar.uninorte.edu.co/handle/10584/9738
https://manglar.uninorte.edu.co/handle/10584/9739
https://manglar.uninorte.edu.co/handle/10584/9740
https://manglar.uninorte.edu.co/handle/10584/9752
https://manglar.uninorte.edu.co/handle/10584/9760
https://manglar.uninorte.edu.co/handle/10584/9765
https://manglar.uninorte.edu.co/handle/10584/9766
https://manglar.uninorte.edu.co/handle/10584/9768
https://manglar.uninorte.edu.co/handle/10584/9771
https://manglar.uninorte.edu.co/handle/10584/9772
https://manglar.uninorte.edu.co/handle/10584/9780
https://manglar.uninorte.edu.co/handle/10584/10324
https://manglar.uninorte.edu.co/handle/10584/10325
https://manglar.uninorte.edu.co/handle/10584/10337
https://manglar.uninorte.edu.co/handle/10584/10341
https://manglar.uninorte.edu.co/handle/10584/10342
https://manglar.uninorte.edu.co/handle/10584/10355
https://manglar.uninorte.edu.co/handle/10584/10384
https://manglar.uninorte.edu.co/handle/10584/10385
https://manglar.uninorte.edu.co/handle/10584/10386
https://manglar.uninorte.edu.co/handle/10584/10387
https://manglar.uninorte.edu.co/handle/10584/10388
https://manglar.uninorte.edu.co/handle/10584/10419
https://manglar.uninorte.edu.co/handle/10584/10425
https://manglar.uninorte.edu.co/handle/10584/10429
https://manglar.uninorte.edu.co/handle/10584/10433
https://manglar.uninorte.edu.co/handle/10584/10485
https://manglar.uninorte.edu.co/handle/10584/10486
https://manglar.uninorte.edu.co/handle/10584/10493
https://manglar.uninorte.edu.co/handle/10584/9734
https://manglar.uninorte.edu.co/handle/10584/9747
https://manglar.uninorte.edu.co/handle/10584/9749
https://manglar.uninorte.edu.co/handle/10584/9751
https://manglar.uninorte.edu.co/handle/10584/9753
https://manglar.uninorte.edu.co/handle/10584/9754
https://manglar.uninorte.edu.co/handle/10584/9755
https://manglar.uninorte.edu.co/handle/10584/9756
https://manglar.uninorte.edu.co/handle/10584/9757
https://manglar.uninorte.edu.co/handle/10584/9758
https://manglar.uninorte.edu.co/handle/10584/9761
https://manglar.uninorte.edu.co/handle/10584/9764
https://manglar.uninorte.edu.co/handle/10584/10383
https://manglar.uninorte.edu.co/handle/10584/10346
https://manglar.uninorte.edu.co/handle/10584/10347
https://manglar.uninorte.edu.co/handle/10584/10403
https://manglar.uninorte.edu.co/handle/10584/10406
https://manglar.uninorte.edu.co/handle/10584/10416
https://manglar.uninorte.edu.co/handle/10584/10420
https://manglar.uninorte.edu.co/handle/10584/10422
https://manglar.uninorte.edu.co/handle/10584/10424
https://manglar.uninorte.edu.co/handle/10584/10426
https://manglar.uninorte.edu.co/handle/10584/10427
https://manglar.uninorte.edu.co/handle/10584/10428
https://manglar.uninorte.edu.co/handle/10584/10431
https://manglar.uninorte.edu.co/handle/10584/10434
https://manglar.uninorte.edu.co/handle/10584/10438
https://manglar.uninorte.edu.co/handle/10584/10440
https://manglar.uninorte.edu.co/handle/10584/10445
https://manglar.uninorte.edu.co/handle/10584/9706
https://manglar.uninorte.edu.co/handle/10584/10770
https://manglar.uninorte.edu.co/handle/10584/10761
https://manglar.uninorte.edu.co/handle/10584/10579
https://manglar.uninorte.edu.co/handle/10584/9741
https://manglar.uninorte.edu.co/handle/10584/9742
https://manglar.uninorte.edu.co/handle/10584/9743
https://manglar.uninorte.edu.co/handle/10584/9745
https://manglar.uninorte.edu.co/handle/10584/9746
https://manglar.uninorte.edu.co/handle/10584/9783
https://manglar.uninorte.edu.co/handle/10584/9819
https://manglar.uninorte.edu.co/handle/10584/10349
https://manglar.uninorte.edu.co/handle/10584/10397
https://manglar.uninorte.edu.co/handle/10584/10399
https://manglar.uninorte.edu.co/handle/10584/10401
https://manglar.uninorte.edu.co/handle/10584/10446
https://manglar.uninorte.edu.co/handle/10584/10616
https://manglar.uninorte.edu.co/handle/10584/10617
https://manglar.uninorte.edu.co/handle/10584/10618
https://manglar.uninorte.edu.co/handle/10584/10620
https://manglar.uninorte.edu.co/handle/10584/10574
https://manglar.uninorte.edu.co/handle/10584/10535
https://manglar.uninorte.edu.co/handle/10584/10622
https://manglar.uninorte.edu.co/handle/10584/9818
https://manglar.uninorte.edu.co/handle/10584/9820
https://manglar.uninorte.edu.co/handle/10584/9830
https://manglar.uninorte.edu.co/handle/10584/10404
https://manglar.uninorte.edu.co/handle/10584/9831
https://manglar.uninorte.edu.co/handle/10584/9842
https://manglar.uninorte.edu.co/handle/10584/10405
https://manglar.uninorte.edu.co/handle/10584/10410
https://manglar.uninorte.edu.co/handle/10584/10411
https://manglar.uninorte.edu.co/handle/10584/10413
https://manglar.uninorte.edu.co/handle/10584/10415
https://manglar.uninorte.edu.co/handle/10584/10417
https://manglar.uninorte.edu.co/handle/10584/10447
https://manglar.uninorte.edu.co/handle/10584/10448
https://manglar.uninorte.edu.co/handle/10584/10514
https://manglar.uninorte.edu.co/handle/10584/10500
https://manglar.uninorte.edu.co/handle/10584/10561
https://manglar.uninorte.edu.co/handle/10584/10501
https://manglar.uninorte.edu.co/handle/10584/10682
https://manglar.uninorte.edu.co/handle/10584/10582
https://manglar.uninorte.edu.co/handle/10584/10584
https://manglar.uninorte.edu.co/handle/10584/10619
https://manglar.uninorte.edu.co/handle/10584/10647
https://manglar.uninorte.edu.co/handle/10584/10558
https://manglar.uninorte.edu.co/handle/10584/10572
https://manglar.uninorte.edu.co/handle/10584/10508
https://manglar.uninorte.edu.co/handle/10584/10533
https://manglar.uninorte.edu.co/handle/10584/10624
https://manglar.uninorte.edu.co/handle/10584/10626
https://manglar.uninorte.edu.co/handle/10584/9933
https://manglar.uninorte.edu.co/handle/10584/9895
https://manglar.uninorte.edu.co/handle/10584/9921
https://manglar.uninorte.edu.co/handle/10584/9934
https://manglar.uninorte.edu.co/handle/10584/9943
https://manglar.uninorte.edu.co/handle/10584/9955
https://manglar.uninorte.edu.co/handle/10584/9957
https://manglar.uninorte.edu.co/handle/10584/9959
https://manglar.uninorte.edu.co/handle/10584/10451
https://manglar.uninorte.edu.co/handle/10584/9966
https://manglar.uninorte.edu.co/handle/10584/10449
https://manglar.uninorte.edu.co/handle/10584/10454
https://manglar.uninorte.edu.co/handle/10584/10455
https://manglar.uninorte.edu.co/handle/10584/10614
https://manglar.uninorte.edu.co/handle/10584/10516
https://manglar.uninorte.edu.co/handle/10584/10585
https://manglar.uninorte.edu.co/handle/10584/10597
https://manglar.uninorte.edu.co/handle/10584/10598
https://manglar.uninorte.edu.co/handle/10584/10601
https://manglar.uninorte.edu.co/handle/10584/10604
https://manglar.uninorte.edu.co/handle/10584/10606
https://manglar.uninorte.edu.co/handle/10584/10608
https://manglar.uninorte.edu.co/handle/10584/10650
https://manglar.uninorte.edu.co/handle/10584/10651
https://manglar.uninorte.edu.co/handle/10584/10652
https://manglar.uninorte.edu.co/handle/10584/10653
https://manglar.uninorte.edu.co/handle/10584/10656
https://manglar.uninorte.edu.co/handle/10584/10670
https://manglar.uninorte.edu.co/handle/10584/10671
https://manglar.uninorte.edu.co/handle/10584/10672
https://manglar.uninorte.edu.co/handle/10584/10673
https://manglar.uninorte.edu.co/handle/10584/10675
https://manglar.uninorte.edu.co/handle/10584/10676
https://manglar.uninorte.edu.co/handle/10584/10685
https://manglar.uninorte.edu.co/handle/10584/9759
https://manglar.uninorte.edu.co/handle/10584/9762
https://manglar.uninorte.edu.co/handle/10584/9821
https://manglar.uninorte.edu.co/handle/10584/9822
https://manglar.uninorte.edu.co/handle/10584/9823
https://manglar.uninorte.edu.co/handle/10584/9824
https://manglar.uninorte.edu.co/handle/10584/9825
https://manglar.uninorte.edu.co/handle/10584/9923
https://manglar.uninorte.edu.co/handle/10584/9833
https://manglar.uninorte.edu.co/handle/10584/9843
https://manglar.uninorte.edu.co/handle/10584/9869
https://manglar.uninorte.edu.co/handle/10584/9936
https://manglar.uninorte.edu.co/handle/10584/9956
https://manglar.uninorte.edu.co/handle/10584/9961
https://manglar.uninorte.edu.co/handle/10584/9968
https://manglar.uninorte.edu.co/handle/10584/9969
https://manglar.uninorte.edu.co/handle/10584/9976
https://manglar.uninorte.edu.co/handle/10584/10550
https://manglar.uninorte.edu.co/handle/10584/10623
https://manglar.uninorte.edu.co/handle/10584/10505
https://manglar.uninorte.edu.co/handle/10584/10547
https://manglar.uninorte.edu.co/handle/10584/10629
https://manglar.uninorte.edu.co/handle/10584/10630
https://manglar.uninorte.edu.co/handle/10584/10515
https://manglar.uninorte.edu.co/handle/10584/10517
https://manglar.uninorte.edu.co/handle/10584/10518
https://manglar.uninorte.edu.co/handle/10584/9763
https://manglar.uninorte.edu.co/handle/10584/9769
https://manglar.uninorte.edu.co/handle/10584/9770
https://manglar.uninorte.edu.co/handle/10584/9773
https://manglar.uninorte.edu.co/handle/10584/9826
https://manglar.uninorte.edu.co/handle/10584/9967
https://manglar.uninorte.edu.co/handle/10584/9970
https://manglar.uninorte.edu.co/handle/10584/9974
https://manglar.uninorte.edu.co/handle/10584/10010
https://manglar.uninorte.edu.co/handle/10584/10011
https://manglar.uninorte.edu.co/handle/10584/10014
https://manglar.uninorte.edu.co/handle/10584/10022
https://manglar.uninorte.edu.co/handle/10584/10450
https://manglar.uninorte.edu.co/handle/10584/10569
https://manglar.uninorte.edu.co/handle/10584/10684
https://manglar.uninorte.edu.co/handle/10584/10507
https://manglar.uninorte.edu.co/handle/10584/10509
https://manglar.uninorte.edu.co/handle/10584/10510
https://manglar.uninorte.edu.co/handle/10584/10580
https://manglar.uninorte.edu.co/handle/10584/10520
https://manglar.uninorte.edu.co/handle/10584/10600
https://manglar.uninorte.edu.co/handle/10584/10605
https://manglar.uninorte.edu.co/handle/10584/10607
https://manglar.uninorte.edu.co/handle/10584/10655
https://manglar.uninorte.edu.co/handle/10584/10657
https://manglar.uninorte.edu.co/handle/10584/9379
https://manglar.uninorte.edu.co/handle/10584/9767
https://manglar.uninorte.edu.co/handle/10584/9774
https://manglar.uninorte.edu.co/handle/10584/10519
https://manglar.uninorte.edu.co/handle/10584/9851
https://manglar.uninorte.edu.co/handle/10584/9834
https://manglar.uninorte.edu.co/handle/10584/9927
https://manglar.uninorte.edu.co/handle/10584/9872
https://manglar.uninorte.edu.co/handle/10584/9937
https://manglar.uninorte.edu.co/handle/10584/9950
https://manglar.uninorte.edu.co/handle/10584/9944
https://manglar.uninorte.edu.co/handle/10584/9945
https://manglar.uninorte.edu.co/handle/10584/9946
https://manglar.uninorte.edu.co/handle/10584/9958
https://manglar.uninorte.edu.co/handle/10584/9960
https://manglar.uninorte.edu.co/handle/10584/9962
https://manglar.uninorte.edu.co/handle/10584/9963
https://manglar.uninorte.edu.co/handle/10584/9971
https://manglar.uninorte.edu.co/handle/10584/9972
https://manglar.uninorte.edu.co/handle/10584/9973
https://manglar.uninorte.edu.co/handle/10584/9975
https://manglar.uninorte.edu.co/handle/10584/10006
https://manglar.uninorte.edu.co/handle/10584/10009
https://manglar.uninorte.edu.co/handle/10584/10012
https://manglar.uninorte.edu.co/handle/10584/10024
https://manglar.uninorte.edu.co/handle/10584/10025
https://manglar.uninorte.edu.co/handle/10584/10027
https://manglar.uninorte.edu.co/handle/10584/10028
https://manglar.uninorte.edu.co/handle/10584/10030
https://manglar.uninorte.edu.co/handle/10584/10571
https://manglar.uninorte.edu.co/handle/10584/10522
https://manglar.uninorte.edu.co/handle/10584/10599
https://manglar.uninorte.edu.co/handle/10584/10592
https://manglar.uninorte.edu.co/handle/10584/10524
https://manglar.uninorte.edu.co/handle/10584/10575
https://manglar.uninorte.edu.co/handle/10584/10691
https://manglar.uninorte.edu.co/handle/10584/10654
https://manglar.uninorte.edu.co/handle/10584/10669
https://manglar.uninorte.edu.co/handle/10584/10677
https://manglar.uninorte.edu.co/handle/10584/10678
https://manglar.uninorte.edu.co/handle/10584/10692
https://manglar.uninorte.edu.co/handle/10584/9380
https://manglar.uninorte.edu.co/handle/10584/9853
https://manglar.uninorte.edu.co/handle/10584/9938
https://manglar.uninorte.edu.co/handle/10584/9954
https://manglar.uninorte.edu.co/handle/10584/10013
https://manglar.uninorte.edu.co/handle/10584/10015
https://manglar.uninorte.edu.co/handle/10584/10016
https://manglar.uninorte.edu.co/handle/10584/10017
https://manglar.uninorte.edu.co/handle/10584/10018
https://manglar.uninorte.edu.co/handle/10584/10020
https://manglar.uninorte.edu.co/handle/10584/10021
https://manglar.uninorte.edu.co/handle/10584/10023
https://manglar.uninorte.edu.co/handle/10584/10026
https://manglar.uninorte.edu.co/handle/10584/10029
https://manglar.uninorte.edu.co/handle/10584/10073
https://manglar.uninorte.edu.co/handle/10584/10075
https://manglar.uninorte.edu.co/handle/10584/10096
https://manglar.uninorte.edu.co/handle/10584/10098
https://manglar.uninorte.edu.co/handle/10584/10602
https://manglar.uninorte.edu.co/handle/10584/10603
https://manglar.uninorte.edu.co/handle/10584/10660
https://manglar.uninorte.edu.co/handle/10584/10663
https://manglar.uninorte.edu.co/handle/10584/9939
https://manglar.uninorte.edu.co/handle/10584/10667
https://manglar.uninorte.edu.co/handle/10584/10686
https://manglar.uninorte.edu.co/handle/10584/10687
https://manglar.uninorte.edu.co/handle/10584/10688
https://manglar.uninorte.edu.co/handle/10584/10689
https://manglar.uninorte.edu.co/handle/10584/9429
https://manglar.uninorte.edu.co/handle/10584/9650
https://manglar.uninorte.edu.co/handle/10584/9947
https://manglar.uninorte.edu.co/handle/10584/9948
https://manglar.uninorte.edu.co/handle/10584/9951
https://manglar.uninorte.edu.co/handle/10584/9977
https://manglar.uninorte.edu.co/handle/10584/10019
https://manglar.uninorte.edu.co/handle/10584/10053
https://manglar.uninorte.edu.co/handle/10584/10055
https://manglar.uninorte.edu.co/handle/10584/10083
https://manglar.uninorte.edu.co/handle/10584/10084
https://manglar.uninorte.edu.co/handle/10584/10085
https://manglar.uninorte.edu.co/handle/10584/10088
https://manglar.uninorte.edu.co/handle/10584/10094
https://manglar.uninorte.edu.co/handle/10584/10693
https://manglar.uninorte.edu.co/handle/10584/10760
https://manglar.uninorte.edu.co/handle/10584/10635
https://manglar.uninorte.edu.co/handle/10584/10637
https://manglar.uninorte.edu.co/handle/10584/10658
https://manglar.uninorte.edu.co/handle/10584/10659
https://manglar.uninorte.edu.co/handle/10584/10700
https://manglar.uninorte.edu.co/handle/10584/10701
https://manglar.uninorte.edu.co/handle/10584/10703
https://manglar.uninorte.edu.co/handle/10584/10711