TY  - BOOK
AU  - Baeza-Yates, R. (Ricardo)
AU  - Ribeiro, Berthier de Araujo Neto , 1960-
TI  - Modern information retrieval
SN  - 020139829x
AV  - Z667.B34 1999 
PB  - ACM Press
KW  - Information storage and retrieval systems
KW  - Z
N1  - Includes bibliographical references (p. 455-499) and index
ER  -