List of Articles Open Access Article Abstract Page Full-Text 1 - Validation of the Gas Consumption Management Model with Emphasis on the Problem of Unauthorized Use in the Gas Company Ali Esmaili houshang taghizadeh Nasser Fegh-hi farahmand Open Access Article Abstract Page Full-Text 2 - The role of political parties and the Najaf Seminary in Iran-Iraq relations Mohammad Rezaei Aziz Javanpour Heravi Mahdi firuzkuhi Parviz Ahadi