TY  - RPRT
TI  - A computer program for calculatuing heat loss from underground heat distribution systems 
AU  - Fang, Jin B
PY  - 1986
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 86-3367
DO  - 10.6028/NBS.IR.86-3367
ER  -