TY  - RPRT
TI  - Interlaboratory comparison of analyses of magnesium-rich metamorphic rocks and uranium ores by X-ray fluorescence, induction coupled plasma spectroscopy, and instrumental neutron activation
AU  - David Frishman
AU  - D. M. McKown
PY  - 1984
DO  - 10.3133/ofr84841
UR  - https://pubs.usgs.gov/publication/ofr84841
ID  - ofr84841
ER  -