TY  - JOUR 
T1  - EVALUATION OF LIMESTONE IMPURITIES IN THE DESULFURIZATION PROCESS OF COAL COMBUSTION GAS
JO  - Brazilian Journal of Chemical Engineering
A1  - Souza, F. de
A1  - Bragança, S. R.
SN  - 0104-6632
UL  - 10.1590/0104-6632.20170341s20150168
VL  - 34 
Y1  - 2017
PB  - Brasil 
ER  -