TY - RPRT TI - Minor element content, including radioactive elements and rare-earth elements, in rocks from the syenite complex at Roy Creek, Mount Prindle area, Alaska AU - Theodore J. Armbrustmacher PY - 1989 DO - 10.3133/ofr89146 UR - https://pubs.usgs.gov/publication/ofr89146 ID - ofr89146 ER -