List of Articles DEA-TOPSIS Open Access Article Abstract Page Full-Text 1 - Developing DEA-TOPSIS Method for Group Decision Making (Case Study: Ranking Blue Ocean Strategy Main Pathways for IRAFA) Fatemeh Khoshkam Mehdi Abbasi Open Access Article Abstract Page Full-Text 2 - Modeling with Mathematical Models the DEA for the Estimated of Penetration Rate and Access to Municipal Services (Case study: Socio-cultural services in Ardebil city) farhad barandak