RAMADHAN SARAGIH, S. B. L. ,. Analisis Sistem Penyediaan Air Bersih di PDAM Tirta Silau Piasa, Kisaran Barat, Asahan, Sumatra Utara. Semesta Teknika, [S. l.], v. 16, n. 1, 2015. DOI: 10.18196/st.v16i1.436. Disponível em: https://journal.umy.ac.id/index.php/st/article/view/436. Acesso em: 11 sep. 2025.