@article {16452,
	title = {A methodology for query reformulation in CIS using semantic knowledge},
	journal = {International Journal of Cooperative Information Systems},
	volume = {5},
	year = {1996},
	month = {1996///},
	pages = {431 - 468},
	author = {Florescu,D. and Raschid, Louiqa and Valduriez,P.}
}
