1. A continuous flow condensation nuclei counter capable of counting single particles;Agarwal,1977
2. A comparative study of wet chemical and instrumental methods for sulfate determination;Appel,1977
3. Detection of ultra-fine particles by means of a continuous flux condensation nuclei counter;Bricard,1976
4. Man-made airborne acidity and its determination;Brosset;IVL Publications B-314A,1976
5. H2SO4/(NH4)2SO4 background aerosol: optical detection in St. Louis Region;Charlson;Atmospheric Environment,1974