[1] BERGE C.: Graphes et hypergгaphes. Dunod, Paris 1970. MR 0357173

[2] CHARTRAND G., SCHUSTER S.: On the independence number of complementary graphs. Trans. New York Acad. Sci., 11 36, 1974, 247-251. MR 0351902

[3] ERDÖS P., MEIR A.: On total matching numbers and total covering numbers of complementaгy gгaphs. Discrete Mathematics 19, 1977, 229-233. MR 0463021