TY  - GEN
AU  - Buttcher, Stefan 
AU  - Clarke, Charles L. A.
AU  - Cormack, Gordon V.
TI  - Information retrieval: implementing and evaluating search engines 
SN  - 9780262528870
U1  - 025.04 BUT/I 
PY  - 2010///
CY  - Cambridge
PB  - The MIT Press 
KW  - Search engines-Programming
KW  - Information retrieval
ER  -