@Article{acpd-4-4131-2004, AUTHOR = {OliviƩ, D. J. L. and van Velthoven, P. F. J. and Beljaars, A. C. M.}, TITLE = {Evaluation of the vertical diffusion coefficients from ERA-40 with $^{222}$Rn simulations}, JOURNAL = {Atmospheric Chemistry and Physics Discussions}, VOLUME = {4}, YEAR = {2004}, NUMBER = {4}, PAGES = {4131--4189}, URL = {http://www.atmos-chem-phys-discuss.net/4/4131/2004/}, ISSN = {1680-7367} }