Nikijuluw, M., M. Pattipeilohy, and F. Mahulette. “Analysis of Coliform Bacteria Contamination in Drinking Water Refill in Ambon City”. BIOEDUPAT: Pattimura Journal of Biology and Learning, Vol. 3, no. 2, Oct. 2023, pp. 125-8, doi:10.30598/bioedupat.v3.i2.pp125-128.