1. Dynamic modeling of inventories subject to obsolescence;Brown;Management Science,1964
2. Economic order quantities for material subject to engineering change;Brown;Production & Inventory Management,1971
3. Bulkeley, W.M., 1999. IBM Had ’98 PC pretax loss of nearly $1 billion. The Wall Street Journal, March 25, 1999
4. Cattani, K.D., 1997. Demand pooling effects of a universal product when demand is from distinct markets. Ph.D. Dissertation, Department of Industrial Engineering and Engineering Management, Stanford University
5. A dynamic-programming approach to continuous-review obsolescent inventory problems;David;Naval Research Logistics,1997