TY  - RPRT
TI  - Geochemistry of uranium in apatite and phosphorite
AU  - Z.S. Altschulter
AU  - R. S. Clarke
AU  - E. J. Young
PY  - 1958
DO  - 10.3133/pp314d
UR  - https://pubs.usgs.gov/publication/pp314D
ID  - pp314D
ER  -