@Article{acpd-3-4069-2003, AUTHOR = {Ullerstam, M. and Johnson, M. S. and Vogt, R. and Ljungström, E.}, TITLE = {DRIFTS and Knudsen cell study of the heterogeneous reactivity of SO$_{2}$ and NO$_{2}$ on mineral dust}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {3}, YEAR = {2003}, NUMBER = {4}, PAGES = {4069--4096}, URL = {http://www.atmos-chem-phys-discuss.net/3/4069/2003/}, ISSN = {1680-7367} }