TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Evaluation and testing of mechanical cement wiper plugs: API Technical Report 10TR6
U1  - Caja 6 
PY  - 2015///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
KW  - Centralizadores
ER  -