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 Safitri, Lailatul Nuzzulul, Poppy Intan Tjahaja, & Ida Bagus Made Suryatika. " PENYERAPAN COBALT-60 DARI AIR OLEH TANAMAN KIAPU (Pistia stratiotes L.)." BULETIN FISIKA [Online], 16.2 (2015): 1-6. Web. 2 Sep. 2026