List of Articles سنگ منشاء Open Access Article Abstract Page Full-Text 1 - Parent Material Impact on the Geochemical Characteristics of Heavy Metals in Some Important Geological Formations in Zanjan Province Ali Afshari hossin Khademi Open Access Article Abstract Page Full-Text 2 - Determining the amount of total organic carbon using satellite imagery and artificial neural network model (Case study area: Mountain Mish, Gachsaran city) kamran mojard