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• Rasekhinezhad.Hajar The Interval Rational- Interpolation Method [ Vol.3, Issue 2 - Spring Year 2022]
• Rasuli.Rasul Anti Fuzzy Bi-Ideals in Semirings Under S-Norms [ Vol.3, Issue 4 - Autumn Year 2022]
• Razavyan.Shabnam Efficiency of Extended Two-Stage Systems in Presence of Triangular Fuzzy Number [ Vol.3, Issue 1 - Winter Year 2022]
• Rezvani.Asieh Existence and Multiplicity Results for the p(x)- Laplacian Equation via Genus Theory [ Vol.3, Issue 1 - Winter Year 2022]
• Rostamzadeh.Hassan Extending Allocation Stages of Fixed Costs Between Decision Making Units Using DEA [ Vol.3, Issue 2 - Spring Year 2022]