@Article{acpd-11-19143-2011,
AUTHOR = {Schneider, J. and Freutel, F. and Zorn, S. R. and Chen, Q. and Farmer, D. K. and Jimenez, J. L. and Martin, S. T. and Artaxo, P. and Wiedensohler, A. and Borrmann, S.},
TITLE = {Mass-spectrometric identification of primary biological particle  markers: indication for low abundance of primary biological material in the  pristine submicron aerosol of Amazonia},
JOURNAL = {Atmospheric Chemistry and Physics Discussions},
VOLUME = {11},
YEAR = {2011},
NUMBER = {7},
PAGES = {19143--19178},
URL = {http://www.atmos-chem-phys-discuss.net/11/19143/2011/},
DOI = {10.5194/acpd-11-19143-2011}
}