Kreisberg, Nathan M., Mark R. Stolzenburg, Susanne Hering, William D. Dick, and Peter H. McMurry. "A New Method for Measuring the  Dependence of Particle Size Distributions on Relative Humidity, with Application to the Southeastern Aerosol and Visibility Study." Journal of Geophysical Research-Atmospheres 106, no. D14 (2001): 14935-14949.