1. Aerosols, Formation and Reactivity;Baltensperger,1986
2. Luftbelastung 1986;BUS,1987
3. Mechanics of Aerosols;Fuchs,1964
4. Patents pending: CH 3763/86-4, DE 3727903 A1;Gäggeler,1986
5. Swiss Federal Laboratories for Materials Testing and Research;Gehrig,1986