TY - RPRT TI - Harding Iceland spar: A new δ18O−δ13C carbonate standard for hydrothermal minerals AU - G. P. Landis PY - 1983 DO - 10.1016/s0009-2541(83)80008-4 UR - https://pubs.usgs.gov/publication/70011394 ID - 70011394 ER -