Name Ebrahim Heidari Affiliation Retired Member Degree Ph.D Website — Email eheidari [at] pgu [dot] ac [dot] ir Journal Articles Conference Articles Projects Books Theses Speeches Innovations TitleJournal 1 The Effect of Spillovers of New Technologies, Financial Development and Trade Openness on Energy Intensity in OPEC Countries OPEC ENERGY REVIEW 50 (2026) 1-12 2 Application of Robust Approach to Capacitated Location of Collection Sites and Capacitated Vehicle-routing Problem Model in an Urban Waste Management System Environmental Energy and Economic Research 5 (2021) 16 3 Investigating the Factors Affecting Energy Intensity in Iran with an Emphasis on the Information and Communications Technology Index Environmental Energy and Economic Research (2020) 27،41