TY - RPRT TI - Boulder Creek batholith, Colorado part III: Fingerprinting discordant zircon ages in a complex intrusion AU - George Phair AU - Thomas W. Stern AU - David Gottfried PY - 1971 DO - 10.1130/0016-7606(1971)82[1635:bcbcpi]2.0.co;2 UR - https://pubs.usgs.gov/publication/70227416 ID - 70227416 ER -