Sayow, Febrian, Bobby J. V. Polii, and Meldi Tieneke Magdalena Sinolungan. “Analysis Of The Heavy Metal Content Of Hg, Pb AND Cu In Water, Sediment And Eceng Gondok (Eichornia Crassipes) Plants In Lake Tondano”. Jurnal Agroekoteknologi Terapan 5, no. 1 (May 11, 2024): 156–167. Accessed July 18, 2024. https://ejournal.unsrat.ac.id/v3/index.php/samrat-agrotek/article/view/55423.