“Strategy for Diversifying Revenue for The Sustainability of Msmes Pertubuhan Masyarakat Indonesia (Permai) in Penang, Malaysia”. Jurnal Abdimas Perbanas 6, no. 2 (Oktober 10, 2025): 68–84. Diakses September 10, 2026. https://journal.perbanas.id/index.php/JAP/article/view/891.