A. I. Sutrisman, S. Marlina, and R. Y. Lesmana, “Perencanaan Sistem Penyediaan Air Minum (SPAM) Di Desa Upun Batu, Kecamatan Tewah, Kabupaten Gunung Mas : Planning for a Drinking Water Supply System (SPAM) in Upun Batu Village, Tewah District, Gunung Mas Regency”, Media Teknik Lingkungan, vol. 8, no. 1, pp. 34–41, Mar. 2023.