1.
Rosenta Purba I, Nurhayati N. Water Quality Of Lake Toba By Space And Time Based On Environmental Physics, Chemical Factors And Community Phytoplankton. Eduvest [Internet]. 2022Nov.20 [cited 2025Jul.1];2(11):2379-96. Available from: https://eduvest.greenvest.co.id/index.php/edv/article/view/609