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
	

		Malik Al Falah, M., 		Satya Kumara, I., & 		Ariastina, W.
(2022).
 PERKEMBANGAN RISET DAN PRODUK KOMERSIAL SISTEM PEMBERSIH PANEL SURYA.
<em>Jurnal SPEKTRUM, 8</em>(4), 29-39.
doi:10.24843/SPEKTRUM.2021.v08.i04.p4