Advances in information retrieval : 31th European Conference on IR Research, ECIR 2009, Toulouse, France, April 6-9, 2009 ; proceedings

Author：edited by Mohand Boughanem ... [et al.].
Publisher：Springer Berlin Heidelberg
ISBN：9783642009587 (electronic bk.) ; 9783642009570 (paper)
Publication Date：2009
其他作者：Boughanem, Mohand.
語言：zh
出版地：Berlin, Heidelberg :
Description

xxii, 821 p. ::ill., digital ;:24 cm.

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