TY  - RPRT
TI  - Mechanical performance of built-up roofing membranes 
AU  - Pommersheim, James M
PY  - 1981
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 1152
DO  - 10.6028/NBS.TN.1152
ER  -