%0 Journal Article %J International Journal of Cooperative Information Systems %D 1996 %T A methodology for query reformulation in CIS using semantic knowledge %A Florescu,D. %A Raschid, Louiqa %A Valduriez,P. %B International Journal of Cooperative Information Systems %V 5 %P 431 - 468 %8 1996/// %G eng %N 4