Nuraviah, Vivi, and Fuad Hilmi. 2021. “Takhrij and Syarah Hadis of Chemical: Water Studies for Thaharah Based on Water Volume Against Oxygen Demand”. Central Asian Journal of Medical and Natural Science 2 (4), 88-92. https://cajmns.centralasianstudies.org/index.php/CAJMNS/article/view/255.