Septianto, Andarum, et al. “Effects of Barge and Tugboat Activities on Seawater Quality in the Geothermal Coastal Waters of Moinit Beach, South Minahasa”. Jurnal Ilmiah PLATAX, vol. 14, no. 2, July 2026, pp. 690-0, doi:10.35800/jip.v14i2.68727.