Tomohiro Oguchi, Munehiro Udagawa, Noriyuki Nanba, Masayuki Maki, Yasuhiro Ishimine. Measurements of Dielectric Constant of Volcanic Ash Erupted From Five Volcanoes in Japan. IEEE T. Geoscience and Remote Sensing, 47(4):1089-1096, 2009. [doi]
Abstract is missing.