TY - RPRT TI - Speciation of volatile arsenic at geothermal features in Yellowstone National Park AU - B. Planer-Friedrich AU - C. Lehr AU - J. Matschullat AU - B.J. Merkel AU - D. Kirk Nordstrom AU - Mark W. Sandstrom PY - 2006 DO - 10.1016/j.gca.2006.02.019 UR - https://pubs.usgs.gov/publication/70030215 ID - 70030215 ER -