Raja GAL, Retno R, Sitompul S. STUDI KUALITAS AIR DI PERAIRAN DANAU TOBA KECAMATAN AJIBATA KABUPATEN TOBA. AJPM [Internet]. 2023 Jul. 6 [cited 2024 Nov. 24];1(7):640-5. Available from: https://ejournal.45mataram.or.id/index.php/armada/article/view/657