@article {67749,
	title = {On algebraic properties of generalized inverses of matrices},
	journal = {International Journal of AlgebraInternational Journal of Algebra},
	volume = {2},
	year = {2008},
	month = {2008},
	pages = {633-643},
	author = {Zekraoui, Hanifa and Guedjiba, Said}
}
