R. W. Robinson,Australian Conference on Combinatorial Mathematics.Australian Conference on Combinatorial Mathematics ( 7th : 1979 : University of Newcastle, Australia ):Combinatorial mathematics Ⅶ.Springer,1980.
A. F. Horadam,W. D. Wallis,Australian Conference on Combinatorial Mathematics.Australian Conference on Combinatorial Mathematics ( 6th : 1978 : Australia ):Combinatorial mathematics 6.Springer,1979.