1. Contract logistics: It's all about costs;Bradley;Purchasing,,1994
2. Competing in product and service: A product life-sysle model;Cohen;Management Science,1997
3. Third-party logistics: Has its time come?;Cooke;Traffic Management,,1994
4. Third parties are gaining converts;Cooke;Traffic Management,,1994
5. Wanted: Outside expertise;Cooke;Traffic Management,,1995