TY  - RPRT
TI  - Abundance and distribution of uranium and thorium in zircon, sphene, apatite, epidote, and monazite in granitic rocks
AU  - Patrick M. Hurley
AU  - Harold W. Fairbairn
PY  - 1956
DO  - 10.3133/tei636
UR  - https://pubs.usgs.gov/publication/tei636
ID  - tei636
ER  -