Aerosol size distribution measurements at four Nordic field stations: identification, analysis and trajectory analysis of new particle formation bursts
M. D. Maso, L. Sogacheva, P. Aalto, I. Riipinen, M. Komppula, P. Tunved, Laura Korhonen, V. Suur-Uski, A. Hirsikko, T. Kurtén, V. Kerminen, H. Lihavainen, Y. Viisanen, H. Hansson, M. Kulmala