@Article{asr-2-53-2008,
AUTHOR = {Kerschbaumer, A. and Lutz, M.},
TITLE = {Origin and influence of PM$_{10}$ in urban and in rural environments},
JOURNAL = {Advances in Science and Research},
VOLUME = {2},
YEAR = {2008},
PAGES = {53--55},
URL = {http://www.adv-sci-res.net/2/53/2008/},
ISSN = {1992-0628}
}