2026-04-07T14:35:01Z https://revistas.uleam.edu.ec/index.php/business_science/oai oai_dc http://www.openarchives.org/OAI/2.0/oai_dc.xsd http://www.openarchives.org/OAI/2.0/oai_dc/ rfc1807 http://www.openarchives.org/OAI/1.1/rfc1807.xsd http://info.internet.isi.edu:80/in-notes/rfc/files/rfc1807.txt oai_marc http://www.openarchives.org/OAI/1.1/oai_marc.xsd http://www.openarchives.org/OAI/1.1/oai_marc marcxml http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd http://www.loc.gov/MARC21/slim