List of Articles Trapezoidal fuzzy Open Access Article Abstract Page Full-Text 1 - A revisit of a mathematical model for solving fully fuzzy linear programming problem with trapezoidal fuzzy numbers A. Ebrahimnejad Open Access Article Abstract Page Full-Text 2 - Supply chain network design with multi- mode demand based on acceptance degree of fuzzy constraints violated Ali Mahmoodirad Open Access Article Abstract Page Full-Text 3 - Estimation of fuzzy parameters based on neural networks using trapezoidal data razieh naderkhani Mohammad Hassan Behzadi tahereh Razzaghnia rahman farnoosh Open Access Article Abstract Page Full-Text 4 - A weighted Additive Fuzzy Programming Approach for Logistics Outsourcing Selection in Car Industry A. Sharafi Masouleh Open Access Article Abstract Page Full-Text 5 - Constrained Consumable Resource Allocation in Uncertain Project Networks with Fuzzy Activity Duration محمدرضا ختائی Open Access Article Abstract Page Full-Text 6 - A method for solving fully fuzzy linear system with trapezoidal fuzzy numbers A. Kumar A. Bansal A. Neetu Open Access Article Abstract Page Full-Text 7 - Fuzzy completion time for alternative stochastic networks S.S Hashemin Open Access Article Abstract Page Full-Text 8 - AN APPLICATION OF FUZZY NUMBERS TO THE ASSESSMENT OF MATHEMATICAL MODELLING SKILLS Michael Gr. Voskoglou Igor Ya. Subbotin