Sutisna, Nandang, and Titik Khawa Abdul Rahman, translators. “Web-Based E-Procurement Development in Regional-Owned Enterprises (BUMD): An R&D Approach”. International Journal of Advances in Data and Information Systems, vol. 6, no. 1, Apr. 2025, pp. 135-51, https://doi.org/10.59395/ijadis.v6i1.1374.