TY  - RPRT
TI  - Preliminary note on the minor-metal content of Florida phosphate rock
AU  - Vincent Ellis McKelvey
AU  - James Bachelder Cathcart
AU  - H.W. Worthing
PY  - 1951
DO  - 10.3133/tem236
UR  - https://pubs.usgs.gov/publication/tem236
ID  - tem236
ER  -