@Article{acpd-12-11539-2012,
AUTHOR = {Haszpra, L. and Ramonet, M. and Schmidt, M. and Barcza, Z. and P\'atkai, Z. and Tarczay, K. and Yver, C. and Tarniewicz, J. and Ciais, P.},
TITLE = {Variation of CO$_{2}$ mole fraction in the lower free troposphere, in the boundary layer and at the surface},
JOURNAL = {Atmospheric Chemistry and Physics Discussions},
VOLUME = {12},
YEAR = {2012},
NUMBER = {5},
PAGES = {11539--11566},
URL = {http://www.atmos-chem-phys-discuss.net/12/11539/2012/},
DOI = {10.5194/acpd-12-11539-2012}
}