Kilcoyne, Arthur L; Takahama, S.; Gilardoni, S.; Russell, L.M. & Kilcoyne, A.L.D. Classification of Multiple Types of Organic Carbon Composition in Atmospheric Particles by Scanning Transmission X-Ray Microscopy Analysis, article, May 16, 2007; (https://digital.library.unt.edu/ark:/67531/metadc893162/m1/1/: accessed May 14, 2024), University of North Texas Libraries, UNT Digital Library, digital.library.unt.edu; .