-The Vulnerability Assessment of Historical Masonry Buildings Against Earthquakes By the Modified Equivalent Frame Method, 7th International Conference on Structural Analysis of Historical Constructions (SAHC 2010), Shanghai, China, 2010

– Seismic Assessment of the Superstructure of the Naghare Khaneh Edifice After Base Isolation By Simplified Kinematic Limit Analysis, 7th International Conference on Structural Analysis of Historical Constructions (SAHC 2010), Shanghai, China, 2010

– Stabilization and Strengthening the Foundation of the Two Entrance Gates in Holy Shrine of Imam Reza(A), 7th International Conference on Structural Analysis of Historical Constructions (SAHC 2010), Shanghai, China, 2010

– Monitoring the Thermal Behavior of the Masonry Dome of Holy Shrine of Imam Reza(A) to Evaluate Its Structural System, 7th International Conference on Structural Analysis of Historical Constructions (SAHC 2010), Shanghai, China, 2010

– Symmetry, the Key Element of Stability of Iranian Minarets Throughout the History, Journal of International Society for the Interdisciplinary Study of Symmetry, 2009

– Application of Computer Aided Learning in Architectural Technology, London International Conference on Education (LICE-2009), London, UK, 2009

– Expression of Symmetry of Structure and Form in Iranian Architecture, Journal of International Society for the Interdisciplinary Study of Symmetry, 2009

– Green Buildings, A New Approach to Renewable Energy in Architecture and Civil Engineering, International Conference on Sustainability, Human Geography and Environmental Studies, Imperia, Italy, 2009

– Symmetry, the Key Element of Stability of Iranian Minarets Throughout the History, International Conference on Symmetry of Forms and Structures, Wrocław – Cracow, Poland, 2009

– Assessment of Structural Components of Iranian Heritage Building: Presepolis, International Conference on Structural Repairs and Maintainance of Heritage Architecture (STREMAH 2009), Tallinn, Estonia, 2009

– Expression of Symmetry of Structure and Form in Iranian Architecture, International Conference on Symmetry of Forms and Structures, Wrocław – Cracow, Poland, 2009

– A New Technology for Strengthening of Architectural Heritage: Structural Consolidation of Historical Buildings of Imam Reza (As) Shrine in Mashhad, Iran, International Journal of Architectural Heritage, 2008

– A Knowledge-based Expert System for Selection of Appropriate Structural Systems for Large Spans, Asian Journal of Civil Engineering, 2008

– An Expert System for Preliminary Earthquake Resistant Design According to Eurocode 8, Journal of Civil Engineering and Management, 2007

– Optimum Design of Large Span Structures, International Conference on Space Structures, Tehran, Iran, May 2007

– Computer Aided Teaching Course (CAL) on Architectural Technology, First International Conference on Structure and Architecture, Tehran, Iran, May 2007

– The Art of Structural Engineering, First International Conference on Structure and Architecture, Tehran, Iran, May 2007

– A Knowledge-based Expert System for Selection of Appropriate Structural Systems for a particular Function, International Conference on Space Structures, Tehran, Iran, May 2007

– Optimum Design of Large Span Structures, International Conference on High Performance Structures & Materials (HPSM 2006), Ostend, Belgium, 2006

– CAL in Architecture: A Multimedia Computer Assisted Learning Course on Structural Systems in Architecture, IRSE2004, UK, 2004

– A multimedia Computer Assisted Learning Course on Structural Systems and Construction Technologies, International Conference on New Learning Paradigm and New Learning Tools, Greece, 2004

– Preliminary Earthquake Resistant Design, an Artificial Intelligence Approach, International Conference on High Performance Structures and Materials, Italy, 2004

– Application of Artificial Intelligence and Expert Systems in Architecture and Structural Design, Iranian Researcher’s Seminar in Europe (IRSE 03), UK, 2003

– The Ghaenat, Iran Earthquake of 10 May 1997, IUGG2003, Japan, 2003

– An Expert System of Optimal Selection of Composite Structures for Large Span Project, CADCAMP 2000, Italy, 2000

– Organizing and Systematizing the Available Knowledge and Experience in the Structural Selection Domain, SMART 2000, Spain, 2000

– A Knowledge-based Assistant for Preliminary Earthquake Resistant Design, ERES 99, Italy, 1999

– The Art of Structural Engineering, International Association for Bridge and Structural Engineering Symposium, Structures for the Future, The Search for Quality, Brazil, 1999

– Design Simulation for Investigation of Dynamic Behaviour of the Advanced Composite Structural System, CADCOMP 98, Computer Methods in Composite Materials, 1998

– Organizing and Systematizing the Available Knowledge and Experience in the Structural Selection Domain, AI in Structural Engineering, Information Technology for Design, Collaboration, Maintenance and Monitoring, Switzerland, 1998

– Knowledge Elicitation in the Structural Selection Domain, International Conference on Information Technology in Construction, Sweden, 1998

– Computer Aided Teaching Course on Structural Systems, International Conference on Information Technology in Construction, Sweden, 1998

– Development of an Expert System to Select Appropriate Structural Systems for Large Span Structural Systems, SMART 98, Italy, 1998

– Development of an Expert System to Select Appropriate Structural Systems for Large Span Structures, ECCE 97, Finland, 1997

– Dynamic Behaviour of The Advanced Mixed Structural System, Fourth International Conference on Civil Engineering, Iran, 1997

– An Expert System for Selection of Large Span Structural Systems, IT in Civil & Structural Engineering, UK, 1996

– A Knowledge-based Assistant for Preliminary Earthquake Resistant Design, IT in Civil & Structural Engineering, UK, 1996

– An Expert System for Selection of Large Span Structural Systems, International Conference on Information Technology in Civil and Structural Engineering Design Taking Stock and Future Directions, Scotland, 1996

– Dynamic Behaviour of The Advanced Mixed Structural System, Third Asia Pacific Conference on Structural Engineering & Construction (APSEC’96), Malaysia, 1996

– A Knowledge-Based Expert System for Preliminary Earthquake Resistant Design, Third Asia Pacific Conference on Structural Engineering & Construction (APSEC’96), Malaysia, 1996

– An Expert System for Selection of Large Span Structural Systems, International Association for Bridge and Structural Engineering Congress, Denmark, 1996

– The Art and Practice of Structural Engineering, 4th Civil Engineering Seminar, UK, 1996

– Development of the structural concept, an introduction to the Evolution of the Structural Form, Fourth Civil Engineering Seminar, UK, 1996

– Structural Forms in Architecture, Second Architecture Seminar, UK, 1996

– The Architect and The Engineer, First Architecture Seminar, UK, 1995

– A Knowledge-Based Assistant for Preliminary Earthquake Resistant Design, Second International Conference on Seismology and Earthquake Engineering, Iran, 1995

– Selection of The Appropriate Structural Systems for Large Span Structures, Second Civil Engineering Seminar, UK, 1994