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http://tesis.ipn.mx/xmlui/handle/123456789/21429
http://tesis.ipn.mx/xmlui/handle/123456789/21365
http://tesis.ipn.mx/xmlui/handle/123456789/21375
http://tesis.ipn.mx/xmlui/handle/123456789/21338
http://tesis.ipn.mx/xmlui/handle/123456789/21383
http://tesis.ipn.mx/xmlui/handle/123456789/21376
http://tesis.ipn.mx/xmlui/handle/123456789/21377
http://tesis.ipn.mx/xmlui/handle/123456789/21378
http://tesis.ipn.mx/xmlui/handle/123456789/21380
http://tesis.ipn.mx/xmlui/handle/123456789/21417
http://tesis.ipn.mx/xmlui/handle/123456789/21366
http://tesis.ipn.mx/xmlui/handle/123456789/21411
http://tesis.ipn.mx/xmlui/handle/123456789/21413
http://tesis.ipn.mx/xmlui/handle/123456789/21414
http://tesis.ipn.mx/xmlui/handle/123456789/21415
http://tesis.ipn.mx/xmlui/handle/123456789/21424
http://tesis.ipn.mx/xmlui/handle/123456789/21426
http://tesis.ipn.mx/xmlui/handle/123456789/21379
http://tesis.ipn.mx/xmlui/handle/123456789/21381
http://tesis.ipn.mx/xmlui/handle/123456789/21434
http://tesis.ipn.mx/xmlui/handle/123456789/21487
http://tesis.ipn.mx/xmlui/handle/123456789/21491
http://tesis.ipn.mx/xmlui/handle/123456789/28941
http://tesis.ipn.mx/xmlui/handle/123456789/28938
http://tesis.ipn.mx/xmlui/handle/123456789/25481
http://tesis.ipn.mx/xmlui/handle/123456789/21492
http://tesis.ipn.mx/xmlui/handle/123456789/30310
http://tesis.ipn.mx/xmlui/handle/123456789/21482
http://tesis.ipn.mx/xmlui/handle/123456789/21486
http://tesis.ipn.mx/xmlui/handle/123456789/30710
http://tesis.ipn.mx/xmlui/handle/123456789/12671
http://tesis.ipn.mx/xmlui/handle/123456789/30722
http://tesis.ipn.mx/xmlui/handle/123456789/21489
http://tesis.ipn.mx/xmlui/handle/123456789/4116
http://tesis.ipn.mx/xmlui/handle/123456789/5096
http://tesis.ipn.mx/xmlui/handle/123456789/5155
http://tesis.ipn.mx/xmlui/handle/123456789/5138
http://tesis.ipn.mx/xmlui/handle/123456789/9279
http://tesis.ipn.mx/xmlui/handle/123456789/5175
http://tesis.ipn.mx/xmlui/handle/123456789/3992
http://tesis.ipn.mx/xmlui/handle/123456789/711
http://tesis.ipn.mx/xmlui/handle/123456789/3957
http://tesis.ipn.mx/xmlui/handle/123456789/5986
http://tesis.ipn.mx/xmlui/handle/123456789/640
http://tesis.ipn.mx/xmlui/handle/123456789/9672
http://tesis.ipn.mx/xmlui/handle/123456789/3894
http://tesis.ipn.mx/xmlui/handle/123456789/8034
http://tesis.ipn.mx/xmlui/handle/123456789/6010
http://tesis.ipn.mx/xmlui/handle/123456789/681
http://tesis.ipn.mx/xmlui/handle/123456789/8723
http://tesis.ipn.mx/xmlui/handle/123456789/8121