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
Perwira, Ima Yudha.
" Tingkat dan laju penurunan kualitas air di DAS Brantas Malang Raya." <em>Journal of Marine and Aquatic Sciences</em> [Online], 5.2 (2019): 185-191. Web. 29 Aug. 2026