TY  - RPRT
TI  - 1981 annual report Office of Standard Reference Materials 
AU  - Uriano, G A
AU  - Rasberry, S D
PY  - 1981
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS IR 81-2447
DO  - 10.6028/NBS.IR.81-2447
ER  -