G. Chartrand and L. Lesniak (1996). Graphs $&$ Digraphs. Third edition, Chapman $&$ Hall, London.
J. F. Fink, M. S. Jacobson, L. Kinch and J. Roberts (1985). On graphs having domination number half their order. Period. Math. Hungar. 16, 287-293
V. R. Kulli and B. Janakiram (1997). The split domination number of a graph. Graph Theory Notes N. Y.. 32, 16-19
V. R. Kulli and B. Janakiram (2006). The strong split domination number of a graph. Acta Cienc. Indica. 32, 715-720
T. W. Haynes, S. T. Hedetniemi and P. J. Slater (1998). Fundamentals of Domination in Graphs. Marcel Dekker, Inc., New York.
T. W. Haynes, S. T. Hedetniemi and P. J. Slater (1998). Domination in Graphs: Advanced Topics. Marcel Dekker, Inc., New York.
C. Payan and N. H. Xuong (1982). omination-balanced graphs. J. Graph Theory. 6, 23-32