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 Arya Thanaya, I Nyoman, I Made Agus Ariawan, & Anak Agung Istri Mirah Primaswari. " STUDI KARAKTERISTIK CAMPURAN HRS-WC DENGAN AGREGAT DILAPISI PLASTIK TIPIS BEKAS." JURNAL SPEKTRAN [Online], 7.2 (2019): n. pag. Web. 29 Aug. 2026