Fevria R, Razak A, Kamal E, Berd I, Edwin E. Chemical Physical Analysis of River Water Quality in Padang Panjang City. SENJOP [Internet]. 2022 Dec. 1 [cited 2025 Oct. 22];5(1):29-34. Available from: http://senjop.ppj.unp.ac.id/index.php/senjop/article/view/142