Kazemi Noredinvand, B., Takdastan, A., Jalilzadeh Yengejeh, R., & Ghanbari, F. "The Efficiency of Multi-Media Filtration in Drinking Water Treatment Plants for the Removal of Natural Organic Matter", Journal of Advances in Environmental Health Research, 9, 2, 2021, 117-128. doi: 10.22102/jaehr.2021.277080.1215