TY  - RPRT
TI  - A survey of the temporal stability of angle blocks 
AU  - Veale, Ralph C
AU  - Reeve, Charles P
PY  - 1974
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 74-601
DO  - 10.6028/NBS.IR.74-601
ER  -