@book{177252, author = {Perera, Wanigasuriyage Dona Madhurangi Chathrapani and Dr. (Ms.) W.B. Gunawardana}, title = {Defluoridation of potable water in CKDu prevalent areas of Sri Lanka by functionalized modified-fly ash}, year = {[2019]}, url = {http://dl.lib.mrt.ac.lk/handle/123/15826} }