L. Beineke/R. Wilson (ed.): Selected topics in graph theory II. Academic Press 1983. R. Busacker/T. Saaty: Finite graphs and networks. An introduction with applications. McGraw-Hill 1965. N. Deo: Graph theory with applications to engineering and computer science. Prentice Hall 1974. Frank Harary (ed.): A seminar on graph theory. Holt, Rinehart & Winston 1967. John Horton Conway: On numbers and games. Academic Press 1976. B. Kummer: Spiele auf Graphen. Birkha''user 1979. E. Mendelson/A. Rosa: One-factorizations of the complete graph - a survey. J. Graph Theory 9 (1985), 43-65. A. Sainte-Lague: Geometrie de situation et jeux. Memorial Sci. Math. 41 (1929).