Soeprobowati, Tri Retnaningsih, S. Djalal Tandjung, Sutikno Sutikno, Suwarno Hadisusanto, and Peter Gell. “THE MINIMUM NUMBER OF VALVES FOR DIATOMS IDENTIFICATION IN RAWAPENING LAKE, CENTRAL JAVA”. BIOTROPIA 23, no. 2 (January 6, 2017): 97–100. Accessed November 21, 2024. https://journal.biotrop.org/index.php/biotropia/article/view/486.