TY - RPRT TI - Atmospheric chemistry of a 33-34 hour old volcanic cloud from Hekla Volcano (Iceland): Insights from direct sampling and the application of chemical box modeling AU - William I. Rose AU - G.A. Millard AU - T.A. Mather AU - D.E. Hunton AU - B. Anderson AU - C. Oppenheimer AU - B.F. Thornton AU - T.M. Gerlach AU - A.A. Viggiano AU - Y. Kondo AU - T.M. Miller AU - J.O. Ballenthin PY - 2006 DO - 10.1029/2005jd006872 UR - https://pubs.usgs.gov/publication/70028575 ID - 70028575 ER -