An Extension of Data Envelopment Analysis to Equity Valuation
      Hongyu Li, Qing Lu, Clement K. Wang

Joint Optimisation and Timing Synchronisation in a Buyer Supplier Inventory System
      I Nyoman Pujawan, Brain G. Kingsman

An Evaluation of Lot-Sizing Rules in Complex Product Structures, with Binomial Yields and Rigid Demand
      Ibrahim Kurtulus
      

A Genetic Algorithm for the Lot-sizing and Scheduling Problem
      Roberto Macchiaroli, Stefano Riemma