TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Manual of petroleum measurement standards. Chapter 11.2.1- Compressibility factors for hydrocarbons: 0-90° API gravity range
U1  - Carpeta X 
PY  - 1984///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
ER  -