HUSEIN, Achmad. KAJIAN PELESTARIAN SUMBER-SUMBER AIR UNTUK MENDUKUNG PASOKAN AIR BERSIH DI JAWA TIMUR. Cakrawala, [S. l.], v. 10, n. 2, p. 193–203, 2016. DOI: 10.32781/cakrawala.v10i2.43. Disponível em: http://www.cakrawalajournal.org/index.php/cakrawala/article/view/43. Acesso em: 29 apr. 2026.