Vol. 60, N° 1: Enero - Junio (2021) http://bdigital2.ula.ve:8080/xmlui/654321/22258 Sun, 03 May 2026 00:16:35 GMT 2026-05-03T00:16:35Z Vol. 60, N° 1: Enero - Junio (2021) http://localhost:8080/xmlui/bitstream/id/4f031218-b4da-4da7-8582-ff31b624f371/ http://bdigital2.ula.ve:8080/xmlui/654321/22258