TY  - BOOK
AU  - Baeza-Yates, R. 
AU  - Ribeiro-Neto, Berthier, 
TI  - Modern information retrieval
SN  - 9788131709771
U1  - 025.04  
PY  - 2009///
CY  -  New York : 
PB  - ACM Press ; 
KW  - Information storage and retrieval systems
ER  -