TY - JOUR A1 - Lucas, D. D. A1 - Akimoto, H. T1 - Contributions of anthropogenic and natural sources of sulfur to SO2, H2SO4(g) and nanoparticle formation JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 7 IS - 3 SP - 7679 EP - 7721 Y1 - 2007/06/04 PB - Copernicus Publications SN - 1680-7375 UR - http://www.atmos-chem-phys-discuss.net/7/7679/2007/ L1 - http://www.atmos-chem-phys-discuss.net/7/7679/2007/acpd-7-7679-2007.pdf DO - 10.5194/acpd-7-7679-2007 ER -