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 Herlina, Yetti, I Gusti Agung Ayu Ratnawati, & I Wayan Balik Sudarsana. " PENGARUH GRID RATI TERHADAP TINGKAT KEHITAMAN FILM DENGAN MENGGUNAKAN SINAR-X." BULETIN FISIKA [Online], 16.1 (2015): 51-56. Web. 31 Aug. 2026