@article {62206,
	title = {Rank one operators and norm of elementary operators},
	journal = {Linear algebra and its applicationsLinear Algebra and its Applications},
	volume = {424},
	year = {2007},
	month = {2007},
	pages = {177-183},
	isbn = {0024-3795},
	author = {Seddik, Ameur}
}
