TY  - BOOK
AU  - Sah, S. L.
TI  - Encyclopaedia of Petroleum Science and Engineering 3
SN  - 8178351021
U1  - 665.503 
PY  - 2003///
CY  - Delhi : 
PB  - Kalpaz Publications, 
KW  - Petroleum Engineering Encyclopedias
KW  - Petroleum Science Encyclopedias
N1  - YN; v. 3. Geophone
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/81-7835-102-1.pdf
ER  -