ADIELE, GOODLUCK CHIDI; ANTHONIA ENEFAA BESTMAN. Digital Information Systems and Administrative Efficiency in Public Tertiary Institutions in Rivers State, Nigeria. Journal of Business Development and Management Research, Nigeria, v. 10, n. 7, 2025. DOI: 10.70382/ajbdmr.v10i7.040. Disponível em: https://africanscholarpub.com/ajbdmr/article/view/1024.. Acesso em: 11 nov. 2026.