Free sample articles newly available from International Journal of Operational Research

The following sample articles from the International Journal of Operational Research are now available here for free:

• On multi-level quadratic fractional programming problem with modified fuzzy goal programming approach
• A perturbation-based approach for continuous network design problem with link capacity expansion
• New approach for ranking efficient DMUs based on Euclidean norm in data envelopment analysis
• A continuous approximation procedure for determining inventory distribution schemas within supply chains: gradual and intermittent shipping patterns
• A note on min-max goal programming approach for solving multi-objective de novo programming problems
• Scheduling batches with time constraints in wafer fabrication