TY  - BOOK
ED  - American Petroleum Institute, API
TI  - Identification, repair, and mitigation of cracking of steel equipment in fuel ethanol service: API bulletin 939 E
U1  - Caja 21 
PY  - 2008///
CY  - Washington
PB  - American Petroleum Institute, API
KW  - Normalización
KW  - Normas API
ER  -