1. Graphes;Berge,1983
2. Scheduling under resource constraints - deterministic models;Blazewicz;Ann. Oper. Res.,1986
3. Preemptive scheduling with staircase and piecewise linear resource availability;Cochand;Z. Oper. Res.,1989
4. Edge colorings in bipartite graphs;Folkman,1969
5. Flows in Networks;Ford,1962