TY  - RPRT
TI  - Improved electron probe microanalysis of trace elements in quartz
AU  - John J. Donovan
AU  - Heather Lowers
AU  - Brian G. Rusk
PY  - 2011
DO  - 10.2138/am.2011.3631
UR  - https://pubs.usgs.gov/publication/70003647
ID  - 70003647
ER  -