Costa, A.: Viscosity of High Crystal Content Melts: Dependence on Solid Fraction, Geophys. Res. Lett., 32, L22308 (2005) DOI 10.1029/2005GL024303
Geshi, N., Shimano, T., Nagai, M. and Nakada, S.: Magma Pluming System of the 2000 Eruption on Miyakejima Volcano, Japan. Bull. Volcanol. Soc. Jpn., 47, 419-434 (2002) (in Japanese with English abstract)
Hess, K.-U. and Dingwell, D. B.: Viscosities of Hydrous Leucogranitic Melts: a Non-Arrhenian Model. Am. Mineral., 81, 1297-1300 (1996)
Horwell, C. J.: Grain-Size Analysis of Volcanic Ash for the Rapid Assessment of Respiratory Health Hazard. J. Environ. Monit., 9, 1107-1115 (2007)
Koyaguchi, T.: Modeling of Volcanic Phenomena, University of Tokyo Press, p. 637 (2008) (in Japanese)