List of Articles Open Access Article Abstract Page Full-Text 1 - Evaluation and ranking of suppliers with fuzzy DEA and PROMETHEE approach R. Radfar F. Salahi Open Access Article Abstract Page Full-Text 2 - Magnetic fluid lubrication of porous pivoted slider bearing with slip and squeeze velocity Rajesh C. Shah Dilip B. Patel Open Access Article Abstract Page Full-Text 3 - Variational iteration method for solving nth-order fuzzy integro-differential equations O. Sedaghatfar S. Moloudzadeh P. Darabi Open Access Article Abstract Page Full-Text 4 - A multi-product vehicle routing scheduling model with time window constraints for cross docking system under uncertainty: A fuzzy possibilistic-stochastic programming B. Vahdani SH. Sadigh Behzadi Open Access Article Abstract Page Full-Text 5 - The embedding method to obtain the solution of fuzzy linear systems T. Allahviranloo A. Hashemi Open Access Article Abstract Page Full-Text 6 - The Ritz-Galerkin method for MHD Couette flow of non-Newtonian fluid Z. Barikbin R. Ellahi S. Abbasbandy Open Access Article Abstract Page Full-Text 7 - An improved approach for ranking the candidates in a voting system based on efficiency intervals A. A. Foroughi Open Access Article Abstract Page Full-Text 8 - The study of the effective factors on investment in private sector in Iran “With emphasis on uncertainty” Z. Rozeei T. Akhondzadeh G. Sameei