Ngoc Bich, Nguyen, and Lam Minh Triet. 2002. “THE CONTROL OF HYDROGEN SULPHIDE EVAPORATION IN THE TREATMENT OF WASTE WATER BY PHOTOSYNTHESIS OF CHLORELLA”. VNUHCM Journal of Science and Technology Development 5 (10), 43-51. https://doi.org/https://doi.org/10.32508/stdj.v5i10.3449.