Pasereh, Feizollah, Hasani, Amirhesam, Hoseni, Nezamoddin, Javid, Amirhosein. Investigating the Chaneges of Sulphate in Potabale Water of Yasuj City and preparing it's Qualitative Plan by Means of GIS Tools. Journal of Environmental Science and Technology. 2016;18(1):17-22.