TY  - BOOK
AU  - Nelik,Lev
AU  - Brennan,Jim
TI  - Progressing cavity pumps, downhole pumps and mudmotors
SN  - 9780976511311
PY  - 2005///
CY  - Houston, TX
PB  - Gulf Pub.
KW  - Pumping machinery
KW  - oil well pumps
N1  - Includes bibliographical references (p.213-214) and index
ER  -