TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Volumetric shrinkage resulting from blending volatile hydrocarbons with crude oils: API 2509C
U1  - Carpeta XII 
PY  - 1967///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normas API
KW  - Normalización
ER  -