List of Articles Ranking Open Access Article Abstract Page Full-Text 1 - Reliability optimization problems with multiple constraints under fuzziness Neha Gupta Sanam Haseen Abdul Bari Open Access Article Abstract Page Full-Text 2 - A fuzzy MCDM model with objective and subjective weights for evaluating service quality in hotel industries Nima Zoraghi Maghsoud Amiri Golnaz Talebi Mahdi Zowghi Open Access Article Abstract Page Full-Text 3 - Ranking efficient DMUs using minimizing distance in DEA Shokrollah Ziari Sadigh Raissi Open Access Article Abstract Page Full-Text 4 - A new approach for Robot selection in manufacturing using the ellipsoid algorithm Iman Mohamad Sharaf Open Access Article Abstract Page Full-Text 5 - An alternative transformation in ranking using l1-norm in data envelopment analysis S. Ziari Open Access Article Abstract Page Full-Text 6 - Completion of the paper “Ranking Efficient DMUs based on single virtual inefficient DMU in DEA” AmirReza Hassani Tabatabaee Amir Gholam Abri Shokrollah Ziari ebrahim niknaghsh