2026-04-15T21:26:28Zhttps://repositorio.unj.edu.pe/server/oai/requestDSpacehttps://repositorio.unj.edu.pe/server/oai/request2.0no-reply@unj.edu.pe2021-11-03T23:38:17ZtransientYYYY-MM-DDThh:mm:ssZ oai repositorio.unj.edu.pe : oai:repositorio.unj.edu.pe:20.500.14689/1234