TY - RPRT TI - Fission-track dating applied to uranium mineralization AU - Erick F. Weiland AU - Kenneth R. Ludwig AU - Charles W. Naeser AU - E. Craig Simmons PY - 1980 DO - 10.3133/ofr80380 UR - https://pubs.usgs.gov/publication/ofr80380 ID - ofr80380 ER -