2024-03-28T23:43:17Zhttp://ri.uaemex.mx/oai/requestoai:ri.uaemex.mx:20.500.11799/151302016-04-04T17:43:51Zcom_20.500.11799_21982com_20.500.11799_21938com_20.500.11799_40546col_20.500.11799_22302oai:ri.uaemex.mx:20.500.11799/151312016-04-04T17:39:57Zcom_20.500.11799_21982com_20.500.11799_21938com_20.500.11799_40546col_20.500.11799_22302