List of Articles دشت همدان-بهار Open Access Article Abstract Page Full-Text 1 - Evaluation of Trend and Spatial Distribution Pattern of Groundwater Quality Using Water Quality Indices (Case study: Hamedan-Bahar plain) atefeh nouraki Abdul Rahim hooshmand 10.22034/jest.2019.45831.4750 Open Access Article Abstract Page Full-Text 2 - Investigation of Hydro Geochemical Changes in Groundwater Case Study: Hamedan-Bahar Plain Sajad Fazel Tavasol Ali Ahmadi Mostafa Safari Komil Reza Dehghani