Tampubolon, Raymond, Arifal Hidayat, and Alfi Rahmi. “EVALUASI SALURAN DRAINASE DI LINGKUNGAN MASJID AGUNG ISLAMIC CENTER KABUPATEN ROKAN HULU”. Aptek 18, no. 2 (June 18, 2026): 276–284. Accessed June 19, 2026. https://journal.upp.ac.id/index.php/aptek/article/view/4627.