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 Harri, I., & SH., M.Hum., D. 2023 Jul 12. LEGALITAS DAN TINDAK KEJAHATAN BINARY OPTION SEBAGAI ALAT INVESTASI. Kertha Negara : Journal Ilmu Hukum. [Online] 11:3