@conference {13800,
	title = {Interoperable query processing with multiple heterogeneous knowledge servers},
	booktitle = {Proceedings of the second international conference on Information and knowledge management},
	series = {CIKM {\textquoteright}93},
	year = {1993},
	month = {1993///},
	pages = {461 - 470},
	publisher = {ACM},
	organization = {ACM},
	address = {New York, NY, USA},
	isbn = {0-89791-626-3},
	doi = {10.1145/170088.170395},
	url = {http://doi.acm.org/10.1145/170088.170395},
	author = {Raschid, Louiqa and Chang,Yahui and Dorr, Bonnie J}
}
