Vol. 19, Nº 43: Enero - Junio (2020) http://bdigital2.ula.ve:8080/xmlui/654321/8953 Fri, 10 Apr 2026 17:58:18 GMT 2026-04-10T17:58:18Z Vol. 19, Nº 43: Enero - Junio (2020) http://localhost:8080/xmlui/bitstream/id/519d3e76-c20d-4863-a457-f775520d7bdf/ http://bdigital2.ula.ve:8080/xmlui/654321/8953