Firda Sari, Y. A., and T. Purnomo. “Comparison of Cu Heavy Metal Concentration in Mangrove Waters and Tambak Wedi Estuary Surabaya”. LenteraBio : Berkala Ilmiah Biologi, vol. 13, no. 2, Feb. 2024, pp. 198-04, doi:10.26740/lenterabio.v13n2.p198-204.