TY  - RPRT
TI  - Calculations of maximum allowable heat losses for various shallow trench heat distribution systems 
AU  - Fang, Jin B
PY  - 1987
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 87-3617
DO  - 10.6028/NBS.IR.87-3617
ER  -