TY  - RPRT
TI  - Laboratory study of gas-fueled condensing furnaces 
AU  - Kweller, Esher R
AU  - Wise, Robert A
PY  - 1985
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 85-3225
DO  - 10.6028/NBS.IR.85-3225
ER  -