TY  - BOOK
AU  - Chemical Engineering Progress
TI  - Sulfur dioxide processing: includes a subsection on NOx emissions 
AV  - TD 885.5 S8
PY  - 1975///
CY  - New York
PB  - American Institute of Chemical Engineers
KW  - Dióxido de azufre
KW  - Oxidos de nitrógeno
KW  - Gases -
KW  - Purificación
ER  -