BarusB. S., MuntheR. Y., and BernandoM., “TOTAL ORGANIC CARBON CONTENT AND PHOSPHATE IN SEDIMENTS AT THE BANYUASIN RIVER ESTUARY, SOUTH SUMATERA”, J. Ilmu dan Teknologi Kelautan Tropis, vol. 12, no. 2, pp. 395-406, Aug. 2020.