Irwan, M., A. Alianto, and Y. T. Toja. “Physical Chemical Condition of Rivers in Sawaibu Bay of Manokwari Regency”. Jurnal Sumberdaya Akuatik Indopasifik, vol. 1, no. 1, May 2017, pp. 81-92, doi:10.30862/jsai-fpik-unipa.2017.Vol.1.No.1.23.