Wintertime aerosol chemical composition and source apportionment of the organic fraction in the metropolitan area of Paris
M. Crippa, P. DeCarlo, J. Slowik, C. Mohr, M. Heringa, R. Chirico, L. Poulain, F. Freutel, J. Sciare, J. Cozic, C. Marco, M. Elsasser, J. Nicolas, N. Marchand, E. Abidi, A. Wiedensohler, F. Drewnick, J. Schneider, S. Borrmann, E. Nemitz, R. Zimmermann, J. Jaffrezo, A. Prévôt, U. Baltensperger