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
		HARlIA, E., 		ET, M., 		R, M., & 		KN, R.
2017 Jun 30.  POTENTIAL OF LIVESTOCK MANURE FOR COAL ACTIVATION. Jurnal Biologi Udayana. [Online] 21:1