List of Articles Open Access Article Abstract Page Full-Text 1 - A Review and Evaluation of Statistical Process Control Methods inMonitoring Process Mean and Variance Simultaneously Ahmad Ostadsharifmemar Seyed Taghi Akhavan Niaki Open Access Article Abstract Page Full-Text 2 - Scheduling in Container Terminals using NetworkSimplex Algorithm Hassan Rashidi Open Access Article Abstract Page Full-Text 3 - Fuzzy Particle Swarm Optimization Algorithm for a Supplier ClusteringProblem esmaeil Mehdizadeh reza Tavakkoli Moghaddam Open Access Article Abstract Page Full-Text 4 - Application of Rough Set Theory in Data Mining for Decision SupportSystems (DSSs) Mohammad Hossein Fazel Zarandi Abolfazl Kazemi Open Access Article Abstract Page Full-Text 5 - The preemptive resource-constrained project scheduling problem subjectto due dates and preemption penalties: An integer programming approach Behrouz Afshar nadjafi Shahram Shadrokh Open Access Article Abstract Page Full-Text 6 - Practical common weights scalarizing function approach for efficiencyanalysis Alireza Alinezhad Reza Kiani Mavi Majid Zohrehbandian Ahmad Makui Open Access Article Abstract Page Full-Text 7 - Using neural network to estimate weibull parameters Babak Abbasi behrouz Afshar nadjafi Open Access Article Abstract Page Full-Text 8 - Estimation of the cost function of a two-echelon inventory system withlost sales using regression Mehdi Seif Barghy Maghsoud Amiri mostafa Heidari