TY  - RPRT
TI  - Compressive strength of slender concrete masonry walls 
AU  - Yokel, Felix Y
AU  - Dikkers, Robert D
PY  - 1970
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS RPT 10140
DO  - 10.6028/NBS.RPT.10140
ER  -