List of Articles مذاکره Open Access Article Abstract Page Full-Text 1 - renegotiaton in upstream contracts of the oil industry from the perspective of law a Rahele Seyed Morteza Hosseini Bahram Taghipour Mehdi Abbasi Sarmadi Fatemeh Amiri Open Access Article Abstract Page Full-Text 2 - Identifying and Ranking Negotiable Items with Startups from Venture Capitalists' Perspective Rahi Zandifar DANIAL DANA 10.61186/jstpi.39469.19.76.1