Puspitasari, Indah, Niken Indriyati, Victoria Yulita Fitriani, and Rolan Rusli. “Pengujian Kualitas Aspek Mikrobiologi Air Minum Isi Ulang”. Proceeding of Mulawarman Pharmaceuticals Conferences 1, no. 1 (June 30, 2015): 91-99. Accessed December 8, 2019. https://prosiding.farmasi.unmul.ac.id/index.php/mpc/article/view/13.