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http://tesis.ipn.mx/xmlui/handle/123456789/31836
http://tesis.ipn.mx/xmlui/handle/123456789/31837
http://tesis.ipn.mx/xmlui/handle/123456789/31839
http://tesis.ipn.mx/xmlui/handle/123456789/31840
http://tesis.ipn.mx/xmlui/handle/123456789/31844
http://tesis.ipn.mx/xmlui/handle/123456789/31903
http://tesis.ipn.mx/xmlui/handle/123456789/31904
http://tesis.ipn.mx/xmlui/handle/123456789/31906
http://tesis.ipn.mx/xmlui/handle/123456789/31919
http://tesis.ipn.mx/xmlui/handle/123456789/31921
http://tesis.ipn.mx/xmlui/handle/123456789/31924
http://tesis.ipn.mx/xmlui/handle/123456789/31930
http://tesis.ipn.mx/xmlui/handle/123456789/31942
http://tesis.ipn.mx/xmlui/handle/123456789/31945
http://tesis.ipn.mx/xmlui/handle/123456789/31946
http://tesis.ipn.mx/xmlui/handle/123456789/31947
http://tesis.ipn.mx/xmlui/handle/123456789/31963
http://tesis.ipn.mx/xmlui/handle/123456789/31966
http://tesis.ipn.mx/xmlui/handle/123456789/31990
http://tesis.ipn.mx/xmlui/handle/123456789/31992
http://tesis.ipn.mx/xmlui/handle/123456789/32024
http://tesis.ipn.mx/xmlui/handle/123456789/32025
http://tesis.ipn.mx/xmlui/handle/123456789/7065
http://tesis.ipn.mx/xmlui/handle/123456789/1740
http://tesis.ipn.mx/xmlui/handle/123456789/1839
http://tesis.ipn.mx/xmlui/handle/123456789/3756
http://tesis.ipn.mx/xmlui/handle/123456789/1559
http://tesis.ipn.mx/xmlui/handle/123456789/15339
http://tesis.ipn.mx/xmlui/handle/123456789/4909
http://tesis.ipn.mx/xmlui/handle/123456789/1260
http://tesis.ipn.mx/xmlui/handle/123456789/14754
http://tesis.ipn.mx/xmlui/handle/123456789/83
http://tesis.ipn.mx/xmlui/handle/123456789/14658
http://tesis.ipn.mx/xmlui/handle/123456789/4763
http://tesis.ipn.mx/xmlui/handle/123456789/6323
http://tesis.ipn.mx/xmlui/handle/123456789/1540
http://tesis.ipn.mx/xmlui/handle/123456789/24952
http://tesis.ipn.mx/xmlui/handle/123456789/4888
http://tesis.ipn.mx/xmlui/handle/123456789/14556
http://tesis.ipn.mx/xmlui/handle/123456789/3446
http://tesis.ipn.mx/xmlui/handle/123456789/5599
http://tesis.ipn.mx/xmlui/handle/123456789/1440
http://tesis.ipn.mx/xmlui/handle/123456789/1452
http://tesis.ipn.mx/xmlui/handle/123456789/4827
http://tesis.ipn.mx/xmlui/handle/123456789/4942
http://tesis.ipn.mx/xmlui/handle/123456789/4758
http://tesis.ipn.mx/xmlui/handle/123456789/14939
http://tesis.ipn.mx/xmlui/handle/123456789/251
http://tesis.ipn.mx/xmlui/handle/123456789/14667
http://tesis.ipn.mx/xmlui/handle/123456789/4844
http://tesis.ipn.mx/xmlui/handle/123456789/15405