TY  - RPRT
TI  - State weights and measures laboratories - Program Description and Directory 
AU  - Oppermann, H V
PY  - 1984
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 686e1984
DO  - 10.6028/NBS.SP.686e1984
ER  -