Panjaitan, A., 		Ulinuha, D., & 		Ernawati, N.
2023 Aug 14.  Analisis Total Suspended Solid (TSS) Perairan Danau Toba di Kecamatan Girsang Sipangan Bolon, Sumatera Utara. Current Trends in Aquatic Science. [Online] 6:2