List of Articles نفوذپذیری Open Access Article Abstract Page Full-Text 1 - The relationship between the “urban spatial structure and permeability” and the rate of social safety according to citizen’s opinions and on the basis of CPTED model (Case study: Karaj) روزبه Khelghatdoost افسانه Zamanimoghadam سیده تناز Shamsabadi Open Access Article Abstract Page Full-Text 2 - . مهرداد محمدیان Darya Goharmotahar Open Access Article Abstract Page Full-Text 3 - Assessment of Hydrochemical Characteristics of Groundwater Resources of the aquifer of the Sari-Ghaemshahr plain for Drinking and Irrigation Purposes H. Moghimi Open Access Article Abstract Page Full-Text 4 - The Effect of the Optimal Combination of Nano-graphene Oxide and Nanosilica on the Durability and Mechanical Properties of Unreinforced Concrete Made of Portland Cement Mohammad Karkon