Hanafi, Imam, Hidayat Hidayat, and Dani Pratama. “Tri-Factor Analysis of Financial Sustainability: ROA, Firm Size, and NPL in Rural Banks in Riau Province”. Management Studies and Entrepreneurship Journal (MSEJ) 5, no. 1 (November 20, 2024): 4132–4141. Accessed July 2, 2025. https://journal.yrpipku.com/index.php/msej/article/view/4652.