“The Impact of Rainfall Fluctuations on the Trophic of Maninjau Lake Based on the Carlson Index and The Comprehensive Index (CTSI)”, jse, vol. 10, no. 4, Oct. 2025, Accessed: Apr. 17, 2026. [Online]. Available: http://jse.serambimekkah.id/index.php/jse/article/view/1375