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http://tesis.ipn.mx/xmlui/handle/123456789/20745
http://tesis.ipn.mx/xmlui/handle/123456789/21317
http://tesis.ipn.mx/xmlui/handle/123456789/24929
http://tesis.ipn.mx/xmlui/handle/123456789/20697
http://tesis.ipn.mx/xmlui/handle/123456789/20665
http://tesis.ipn.mx/xmlui/handle/123456789/25396
http://tesis.ipn.mx/xmlui/handle/123456789/20753
http://tesis.ipn.mx/xmlui/handle/123456789/20656
http://tesis.ipn.mx/xmlui/handle/123456789/20630
http://tesis.ipn.mx/xmlui/handle/123456789/20662
http://tesis.ipn.mx/xmlui/handle/123456789/25398
http://tesis.ipn.mx/xmlui/handle/123456789/2481
http://tesis.ipn.mx/xmlui/handle/123456789/25421
http://tesis.ipn.mx/xmlui/handle/123456789/24940
http://tesis.ipn.mx/xmlui/handle/123456789/25373
http://tesis.ipn.mx/xmlui/handle/123456789/17841
http://tesis.ipn.mx/xmlui/handle/123456789/21627
http://tesis.ipn.mx/xmlui/handle/123456789/15628
http://tesis.ipn.mx/xmlui/handle/123456789/15718
http://tesis.ipn.mx/xmlui/handle/123456789/17461
http://tesis.ipn.mx/xmlui/handle/123456789/16195
http://tesis.ipn.mx/xmlui/handle/123456789/17788
http://tesis.ipn.mx/xmlui/handle/123456789/2478
http://tesis.ipn.mx/xmlui/handle/123456789/17905
http://tesis.ipn.mx/xmlui/handle/123456789/1168
http://tesis.ipn.mx/xmlui/handle/123456789/2182
http://tesis.ipn.mx/xmlui/handle/123456789/3415
http://tesis.ipn.mx/xmlui/handle/123456789/20748
http://tesis.ipn.mx/xmlui/handle/123456789/17780
http://tesis.ipn.mx/xmlui/handle/123456789/8157
http://tesis.ipn.mx/xmlui/handle/123456789/17902
http://tesis.ipn.mx/xmlui/handle/123456789/16475
http://tesis.ipn.mx/xmlui/handle/123456789/15485
http://tesis.ipn.mx/xmlui/handle/123456789/12507
http://tesis.ipn.mx/xmlui/handle/123456789/15959
http://tesis.ipn.mx/xmlui/handle/123456789/16075
http://tesis.ipn.mx/xmlui/handle/123456789/16876
http://tesis.ipn.mx/xmlui/handle/123456789/15664
http://tesis.ipn.mx/xmlui/handle/123456789/12532
http://tesis.ipn.mx/xmlui/handle/123456789/3948
http://tesis.ipn.mx/xmlui/handle/123456789/17088
http://tesis.ipn.mx/xmlui/handle/123456789/17422
http://tesis.ipn.mx/xmlui/handle/123456789/16283
http://tesis.ipn.mx/xmlui/handle/123456789/15632
http://tesis.ipn.mx/xmlui/handle/123456789/15976
http://tesis.ipn.mx/xmlui/handle/123456789/15999
http://tesis.ipn.mx/xmlui/handle/123456789/16158
http://tesis.ipn.mx/xmlui/handle/123456789/16874
http://tesis.ipn.mx/xmlui/handle/123456789/15948
http://tesis.ipn.mx/xmlui/handle/123456789/15452
http://tesis.ipn.mx/xmlui/handle/123456789/12063