“Study of The Relationship of Water Quality With The Ecological Index of Aquatic Biota in The Permata Pilang Beach Estuary Area, Probolinggo”. Jurnal Biota 8, no. 2 (August 23, 2022): 123–131. Accessed May 10, 2025. https://jurnal.radenfatah.ac.id/index.php/biota/article/view/9391.