List of Articles hamid bigdeli rad Article 1 - A Survey on the Rate of Public Satisfaction about Subway Facilities in the City of Tehran Using Servqual Model Hamid Bigdeli Rad Vahid Bigdeli Rad Space Ontology International Journal , Issue 1 , Year , Winter 2018 Article 2 - Intermodal Non-Motorized Transportation Mode Choice; Case Study: Qazvin City 20.1001.1.23456450.2021.10.3.3.6 10.22094/soij.2021.1919748.1392 Mohammad Mehdi Hajisoleimani Ali Abdi hamid bigdeli rad Space Ontology International Journal , Issue 4 , Year , Summer 2021