1. Effect of water content on the shear characteristics of granular soil such as Shirasu;Haruyama;Soils and Foundations,1969
2. Shearing characteristics of Shirasu distributed in Ebino-Yoshimatzu area;Haruyama;Tsuchi-to-Kiso, JSSMFE,1972
3. Clay minerals in the so-called Shirasu bed at several places;Miyauchi,1972
4. Mineral and chemical compositions, and genesis of the Shirasu;Oba;The Journal of Japanese Association of Mineralogists, Petrologist, and Economic Geologist,1967
5. Geological and petrological studies of the Shirasu in south Kyushu, Japan, part III;Taneda;The Memoirs of the Faculty of Science, Kyushu Univ., Ser. D, Geology,1957