List of Articles Qazvin urban region Open Access Article Abstract Page Full-Text 1 - Study of institutional Collaboration in the management Structure of the City Regions Case Study: Process of determining the city of Qazvin Growth boundaries. Mohammad Sheikhi Nazanin delnavaz Elham Nazari Open Access Article Abstract Page Full-Text 2 - Structural-functional Analysis of the Spatial Organization of the Qazvin Urban Region lham abasi verki jamile tavakolinia jela sajadi mozafar sarafi