TY - RPRT TI - Detrital zircon geochronology of the Adams Argillite and Nation River Formation, east-central Alaska, U.S.A AU - G. E. Gehrels AU - M. J. Johnsson AU - D. G. Howell PY - 1999 DO - 10.2110/jsr.69.135 UR - https://pubs.usgs.gov/publication/70020878 ID - 70020878 ER -