Yakubu, Hajara, Noorhidawati Abdullah, and Kiran Kaur. “ Sustainability of Digital Collections for Nigerian Academic Libraries: An Exploration of Conception, Indicators for Fulfillment and Accrued Benefits”. Malaysian Journal of Library and Information Science 27, no. 1 (April 30, 2022): 73–91. Accessed December 22, 2024. https://mjs.um.edu.my/index.php/MJLIS/article/view/33354.