List of Articles Open Access Article Abstract Page Full-Text 1 - Maximizing the nurses’ preferences in nurse scheduling problem: mathematical modeling and a meta-heuristic algorithm Hamed Jafari Nasser Salmasi Open Access Article Abstract Page Full-Text 2 - A mathematical model for the design of distributed layout by considering production planning and system reconfiguration over multiple time periods Farhad Shafigh Fantahun M. Defersha Soha Eid Moussa Open Access Article Abstract Page Full-Text 3 - Developing EPQ models for non-instantaneous deteriorating items Naser Ghasemi Open Access Article Abstract Page Full-Text 4 - An automated time and hand motion analysis based on planar motion capture extended to a virtual environment Hector A. Tinoco Alex M. Ovalle Carlos A. Vargas Marı´a J. Cardona Open Access Article Abstract Page Full-Text 5 - Retailer’s optimal credit period and cycle time in a supply chain for deteriorating items with up-stream and down-stream trade credits Gour Chandra Mahata Open Access Article Abstract Page Full-Text 6 - Evaluation of Nigerian hospital meal carts Sesan P. Ayodeji Michael K. Adeyeri Olaoluwa Omoniyi Open Access Article Abstract Page Full-Text 7 - Analysis of interactions among the barriers to JIT production: interpretive structural modelling approach J. R. Jadhav S. S. Mantha S. B. Rane Open Access Article Abstract Page Full-Text 8 - Developing a new stochastic competitive model regarding inventory and price Reza Rashid Ali Bozorgi-Amiri S. M . Seyedhoseini Open Access Article Abstract Page Full-Text 9 - A stochastic model for the cell formation problem considering machine reliability Bahman Esmailnezhad Parviz Fattahi Amir Saman Kheirkhah Open Access Article Abstract Page Full-Text 10 - Data envelopment analysis in service quality evaluation: an empirical study Seyedvahid Najafi Saber Saati Madjid Tavana Open Access Article Abstract Page Full-Text 11 - An experimental analysis and optimization of machining rate and surface characteristics in WEDM of Monel-400 using RSM and desirability approach Vinod Kumar Vikas Kumar Kamal Kumar Jangra Open Access Article Abstract Page Full-Text 12 - Operator agency in process intervention: tampering versus application of tacit knowledge P. Van Gestel D. J . Pons V. Pulakanam