1. Some odd graph theory;Biggs;Ann. New York Acad. Sci,1979
2. Combinatorics;Bollobás,1986
3. Colorings of diagrams of interval orders and α-sequences of sets;Felsner;Discrete Math,1995
4. Semipaths in directed cubes;Havel,1983
5. J.R. Johnson, Baranyai partitions and Kneser graphs, Ph.D. Thesis, University of Cambridge, 2003.