Evaluating Minerals of Environmental Concern Using Spectroscopy. - Gregg Alan Swayze; Roger N. Clark; Chris T. Higgins; Raymond F. Kokaly; Keith Eric Livo; Todd M. Hoefen; Cindy Ong; Fred A. Kruse (IGARSS, 2006)

Ultraviolet to near-infrared spectroscopy of REE-bearing materials. - Todd M. Hoefen; Keith Eric Livo; Stuart A. Giles; Gregg Alan Swayze (IGARSS, 2015)

Multiscale Hyperspectral Imaging of Hydrothermal Alteration in Yellowstone National Park, USA. - Todd M. Hoefen; Raymond F. Kokaly; Keith Eric Livo; John M. Meyer; JoAnn M. Holloway (IGARSS, 2021)

Imaging Spectroscopy Applied to Mineral Mapping Over Large Areas: Impact of Residual Atmospheric Artefacts in Reflectance Spectra on Mineral Identification and Mapping. - Raymond F. Kokaly; Gregg Alan Swayze; Keith Eric Livo; Todd M. Hoefen; Bernard E. Hubbard; John M. Meyer; Evan M. Cox; Will R. Gnesda (IGARSS, 2021)