List of Articles مدل ارزیابی Open Access Article Abstract Page Full-Text 1 - Analysis of trend and heterogeneity of hydroclimatic variables in Tajen watershed sajad sadeghi Bahram Saghafian mohsen Najarchi Open Access Article Abstract Page Full-Text 2 - Studying and presenting a financial, technical and economic evaluation model in Hemat petrochemical industries Elham Fakhrabadi Seyed Masood Seyedi