Analisis Sistem Saluran Drainase Di Area Perumahan Griya Butuh Permai Kecamatan Butuh Kabupaten Purworejo. suryabeton [Internet]. 2025 Oct. 31 [cited 2026 Sep. 9];9(2):177-8. Available from: https://jurnal.umpwr.ac.id/index.php/suryabeton/article/view/7920