1. Role of material handling in support of factory automation;Allen,1983
2. Some thoughts on selecting a level of mechanization;Apple,1977
3. Designing material handling systems with management issues in mind;Apple;Journal of Industrial Engineering,1984
4. Optimal batching in a semi-automated order picking system;Armstrong;Journal of the Operational Research Society,1979
5. A micro-computer based optimization model for automated warehouses;Ashayeri,1984