TY  - RPRT
TI  - Program of legal metrology and scientific metrology Quito, Ecuador 
AU  - Stabler, Thomas M
AU  - Urresta, Luis F
PY  - 1971
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS report ; 10551
DO  - 10.6028/NBS.RPT.10551
ER  -