Shaleh, Fuquh Rahmat, Faisol Mas’ud, and Tri Rochmah Damayanti. “Analisis Kualitas Air Di Rawa Sier-Sier Kecamatan Babat Kabupaten Lamongan”. Grouper 11, no. 1 (April 1, 2020): 14–19. Accessed November 21, 2024. https://grouper.unisla.ac.id/index.php/grouper/article/view/72.