1. On sets of integers which contain no 3 terms in arithmetic progression;Behrend;Proc. Nat. Acad. Sci. U.S.A.,1946
2. Theory of Graphs and its Applications;Berge,1962
3. E.J. Cockayne, B. Gamble and B. Shepherd, Domination of chessboards by queens on a column, Ars. Combin., to appear.
4. E.J. Cockayne, B. Gamble and B. Shepherd, Domination parameters for the bishops graph, Discrete Math., to appear.
5. A note on the diagonal queens domination problem;Cockayne;J. Combin. Theory Ser. A,1986