[1] J. R. Cook: Representation of graphs by n-tuples. Proc. 5-th S-E conf. Combinatorics, Graph Theory and Computing 1974, 303-316. MR 0360367

[2] L. Lovász J. Nešetřil A. Pultr: On a product dimension of graphs. J. Comb. Th. B. 29 (1980), 47-67. DOI 10.1016/0095-8956(80)90043-X | MR 0584160

[3] J. Nešetřil A. Pultr: Product and other representations of graphs and related characteristics. Proc. Conf. Algebraic Methods in Graph Theory, Szeged 1978, 571 - 598. MR 0642062

[4] J. Nešetřil V. Rödl: A simple proof of the Galvin-Ramsey property of the class of all finite graphs and a dimension of graphs. Discrete Math. 23 (1978) 49-55. DOI 10.1016/0012-365X(78)90186-3 | MR 0523311

[5] S. Poljak A. Pultr V. Rödl: On a product dimension of bipartite graphs in Journal of Graph Theory.