List of Articles ارزشگذاری Open Access Article Abstract Page Full-Text 1 - Economical Valuation of River to Conservation for sustainability of Water Supply (Case Study: Masal Khalkaei River, Gilan Province) طوبی عابدی بهنام یوسفی 10.29252/.1.1.31 Open Access Article Abstract Page Full-Text 2 - Technology Valuation Analysis Based on Dynamic Systems Approach (Case Study: Teflon Container Industry) hengame abbasi Aliakbar Hasani jalil gharibi Open Access Article Abstract Page Full-Text 3 - Developement of the Patent Prioritization Model using the Electre Method and Analytic Hierarchy Process: A Case Study of Technology Selection in a Cellphone Company mehdi khojasteh Marayam Ashrafi 10.7508/jstpi.2019.02.007 Open Access Article Abstract Page Full-Text 4 - Identifying Factors Affecting the Valuation of Technology-Based Startups in Mashhad hamid Heydarizad Amir Ghafourian Shagerdi omid behboodi