TY  - RPRT
TI  - Marine sediment sample preparation for analysis for low concentrations of fine detrital gold
AU  - H. Edward Clifton
AU  - Arthur Hubert
AU  - R. Lawrence Phillips
PY  - 1967
DO  - 10.3133/cir545
UR  - https://pubs.usgs.gov/publication/cir545
ID  - cir545
ER  -