TY  - RPRT
TI  - Guidelines for the installation of solar components of low-sloped roofs 
AU  - Mathey, Robert G
PY  - 1980
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 1134
DO  - 10.6028/NBS.TN.1134
ER  -