TY  - RPRT
TI  - Energy dispersive x-ray spectrometry 
AU  - Heinrich, K FJ
AU  - Newbury, D E
AU  - Myklebust, R L
PY  - 1981
PB  - National Bureau of Standards
CY  - Gaithersburg, MD
SN  - NBS SP 604
DO  - 10.6028/NBS.SP.604
ER  -