Fardiaz, Mohammad, and Benjamin Rade Rasyid. “The Impact of Tempe Wastewater on the Anatomical Structure and β-Carotene Content of Water Spinach (Ipomoea Aquatica Forsk)”. Law and Economics 18, no. 2 (June 12, 2024): 60–72. Accessed January 15, 2025. http://journals.ristek.or.id/index.php/LE/article/view/89.