Nurhadi, Nurhadi. “Manajemen Ngopi Majelis Ushfuriyah Pekanbaru”. PANDAWA 8, no. 1 (January 31, 2026): 25-39. Accessed June 3, 2026. https://ejournal.stitpn.ac.id/index.php/pandawa/article/view/6077.