@article{01046337, title = {Matrix spread sets of }, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {20}, year = {1997}, pages = {293-297}, doi = {10.1155/S0161171297000392}, zbl = {0885.51008}, language = {en}, url = {http://dml.mathdoc.fr/item/01046337} }
Cordero, M. Matrix spread sets of . International Journal of Mathematics and Mathematical Sciences, Tome 20 (1997) pp. 293-297. doi : 10.1155/S0161171297000392. http://gdmltest.u-ga.fr/item/01046337/