TY  - RPRT
TI  - Application of ultraviolet reflectance and stimulated luminescence to the remote detection of natural materials
AU  - William R. Hemphill
PY  - 1968
DO  - 10.3133/ofr68126
UR  - https://pubs.usgs.gov/publication/ofr68126
ID  - ofr68126
ER  -