Fauzi, Ah. Sulhan, and Yasinta Sindy Pramesti. “Identifikasi Awal Pasir Besi Sungai Brantas”. Prosiding Seminar Nasional Multidisiplin 1 (October 10, 2018): 162–166. Accessed April 23, 2024. https://ejournal.unwaha.ac.id/index.php/snami/article/view/283.