TY  - RPRT
TI  - Activities of the NBS spectrochemical analysis section July 1970 to June 1971 
AU  - Heinrich, Kurt F J
PY  - 1972
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS TN 582
DO  - 10.6028/NBS.TN.582
ER  -