@other{https://resolver.caltech.edu/CaltechAUTHORS:20150909-165633420, title = "Techniques for characterizing cloud condensation nuclel", url = "https://resolver.caltech.edu/CaltechAUTHORS:20150909-165633420", id = "record" } @other{https://resolver.caltech.edu/CaltechAUTHORS:20150909-165400861, title = "Cloud condensation nucleus spectrometer", url = "https://resolver.caltech.edu/CaltechAUTHORS:20150909-165400861", id = "record" }