Dianursanti, D., M. Nasikin, dan A. Wijanarko. NOx Enriched Flue Gas Fixation for Biomass Production of Chlorella Vulgaris Buitenzorg. Vol. 10, no. 1, Desember 2010, hlm. 14-20, https://journal.ugm.ac.id/v3/AJChE/article/view/8062.