Pairat Srechainate และ Apichat Imyim. (2013) Removal of arsenite, arsenate and dimethylarsenic acid from wastewater by sludge from tap water production. Chulalongkorn University.:ม.ป.ท.Pairat Srechainate และ Apichat Imyim. 2013. Removal of arsenite, arsenate and dimethylarsenic acid from wastewater by sludge from tap water production. ม.ป.ท.:Chulalongkorn University.;Pairat Srechainate และ Apichat Imyim. Removal of arsenite, arsenate and dimethylarsenic acid from wastewater by sludge from tap water production. ม.ป.ท.:Chulalongkorn University. 2013. Print.