1. Computers and Intractability: A guide to Theory of NP-completeness;Garey,1979
2. Packing paths, circuits, and cuts—a survey;Frank,1990
3. Approximation Algorithms for Disjoint Paths Problems (PhD thesis);Kleinberg,1996
4. Disjoint paths;Vygen,1994
5. Edge-disjoint paths and unsplittable flow;Kolliopoulos,2007