%0 conference lecture %@ %A Schulz, M.,Cachier, H.,Ebinghaus, R.,Ferm, M.,Krueger, O.,Petersen, G.,Schneider, B.,Schmolke, S. %D 1999 %J European Aerosol Conference, EAC 1999 %N %P %T Evolution of the aerosol composition in the BASYS Network study and Lagrangian experiments in summer 1997 and winter 1998 %U %X