References
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- Cockayne , E. J. , Gamble , B. and Shepherd , B. 1985 . An upper bound for the k-domination number of a graph . J. Graph Theory , 9 : 533 – 534 .
- EL-Zahar , M. H. and Shaheen , R. S. 2002 . Bounds for the domination number of toroidal grid graphs . J. Egypt. Math. Soc , 10 ( 2 ) : 103 – 113 .
- R.S. Shaheen, K–domination number of the grid (Toroidal Grid) graphs, submitted for publication ARS Combinatoria.