Rizkya MH, Juliardi NR. PENURUNAN TOTAL SUSPENDED SOLID DAN KEKERUHAN AIR BAKU MENGGUNAKAN PIPA CIRCULAR DAN GRAVEL BED FLOCCULATOR DENGAN KOAGULAN POLY ALUMINIUM CHLORIDE. envirous [Internet]. 2023Aug.29 [cited 2024May5];1(1):16-21. Available from: https://envirous.upnjatim.ac.id/index.php/envirous/article/view/140