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• JanMohammadi.Amir Hossein Optimization of petrol demand through pricing system and improving the efficiency of car engine (in the framework of autoregressive model with distribution intervals and error correction model in the period 1988 to 2016) [ Vol.14, Issue 55 - Autumn Year 1401]
• Javanmard.Habibollah Measuring the Maturity of Strategic Cost Management in Assembly Industries (Study: A Big Company in Tehran) [ Vol.14, Issue 55 - Autumn Year 1401]