2024-03-29T11:27:25Zhttp://ri.uaemex.mx/oai/requestoai:ri.uaemex.mx:20.500.11799/663052019-03-07T18:56:53Zcom_20.500.11799_40546com_20.500.11799_21999com_20.500.11799_21938col_20.500.11799_68136col_20.500.11799_40927oai:ri.uaemex.mx:20.500.11799/1101632021-08-31T09:27:13Zcom_20.500.11799_40546com_20.500.11799_21999com_20.500.11799_21938col_20.500.11799_68136col_20.500.11799_40927oai:ri.uaemex.mx:20.500.11799/1382152023-03-01T00:17:39Zcom_20.500.11799_21999com_20.500.11799_21938com_20.500.11799_40546col_20.500.11799_40927