1. Branch and bound methods;Balas,1985
2. Shortest Augmenting Path Algorithm for the Assignment Problem;Balas,1985
3. A Parallel Shortest Augmenting Path Algorithm for Fully Dense Linear Assignment Problems;Balas,1988
4. Pathology of traveling salesman subtour-elimination algorithms;Bellmore;Oper. Res.,1971
5. A distributed asynchronous relaxation algorithm for the assignment problem;Bertsekas,1987