Ayetulloh, Cholis, 		Kuswara, Heri, 		Palasara, Nicodias, 		Fernando, Michael, AND 		Karim, Zainal.
" ANALISA BISNIS LIMBAH PADA  CV.DUTA GEMILANG JAYA" <em>Journal of Information System, Informatics and Computing</em> [Online], Volume 5 Number 1 (20 June 2021)