Aunnop Wongrueng. 2005. Groundwater defluoridation by ultra low pressure reverse osmosis membrane and nano filtration membrane. Field of Study Environmental Management, Chulalongkorn University;
Aunnop Wongrueng. (2005) Groundwater defluoridation by ultra low pressure reverse osmosis membrane and nano filtration membrane . Chulalongkorn University/Bangkok.
Aunnop Wongrueng. Groundwater defluoridation by ultra low pressure reverse osmosis membrane and nano filtration membrane. . Bangkok:Chulalongkorn University, 2005.
Aunnop Wongrueng. (2005) Groundwater defluoridation by ultra low pressure reverse osmosis membrane and nano filtration membrane . Chulalongkorn University/Bangkok.