List of Articles اعداد فازی ذوزنقهای 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 - Estimation of fuzzy parameters based on neural networks using trapezoidal data razieh naderkhani Mohammad Hassan Behzadi tahereh Razzaghnia rahman farnoosh