El Amin, Muhammad Hadi, and Nining Betawati Prihantini. “The Characteristics of Diatom in Different Preservation Methods: A Comparation Study ”. Jurnal Penelitian Pendidikan IPA 9, no. 3 (March 31, 2023): 1327–1331. Accessed November 24, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/2775.