Warning: file_get_contents(https://ojs.journalbusiness.my/ojs.php): failed to open stream: HTTP request failed! HTTP/1.1 404 Not Found in /var/www/ojs.unud.ac.id_backup/lib/pkp/includes/functions.inc.php on line 4 Nurlisa, S., Nasution, M., & Nasution, N. (2024). Prototype of Automatic Waste Filter with Load Sensor Cell on Drainage Waters. BULETIN FISIKA, 25(1), 135 – 141. doi:10.24843/BF.2024.V25.i01.p18