TY - JOUR A1 - Carn, S. A. A1 - Krotkov, N. A. A1 - Yang, K. A1 - Hoff, R. M. A1 - Prata, A. J. A1 - Krueger, A. J. A1 - Loughlin, S. C. A1 - Levelt, P. F. T1 - Extended observations of volcanic SO2 and sulfate aerosol in the stratosphere JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 7 IS - 1 SP - 2857 EP - 2871 Y1 - 2007/02/23 PB - Copernicus Publications SN - 1680-7367 UR - http://www.atmos-chem-phys-discuss.net/7/2857/2007/ L1 - http://www.atmos-chem-phys-discuss.net/7/2857/2007/acpd-7-2857-2007.pdf ER -