TY  - RPRT
TI  - Establishment of gold-quartz standard GQS-1
AU  - Hugh T. Millard
AU  - John Marinenko
AU  - John E. McLane
PY  - 1969
DO  - 10.3133/cir598
UR  - https://pubs.usgs.gov/publication/cir598
ID  - cir598
ER  -