TY  - BOOK
AU  - Astakhov,Viktor P.
TI  - Drills: science and technology of advanced operations 
SN  - 9781466584341
PY  - 2014///
CY  - Boca Raton, FL
PB  - CRC Press
KW  - Drilling and boring machinery
N1  - Includes bibliographical references and index
ER  -