TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Specification for drilling fluids materials: API Specification 13A ; ISO 13500 : 2009 Petroleum and natural gas industries -Drilling fluid materials- Speceifications and tests
U1  - Caja 9 
PY  - 2019///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
KW  - Fluidos de perforación
ER  -