Sistem Jaringan Drainase di Fakultas Teknik Universitas Lancang Kuning Pekanbaru. FLEKSIBEL: Jurnal Pengabdian Masyarakat, [S. l.], v. 2, n. 2, p. 63–68, 2021. DOI: 10.31849/45eez685. Disponível em: http://journal.unilak.ac.id/index.php/Fleksibel/article/view/7132. Acesso em: 1 dec. 2025.