27. 1970 秋田駒ケ岳に現われた "Rauchring"(日本火山学会 1971 年度春季大会講演要旨)
27. On the "Rauchring" at Volcano Komagatake, Akita, in October 1970(Abstracts of Papers submitted for the Meetings of the Society)

T. Kizawa, E. Ohura
1971 Bulletin of the Volcanological Society of Japan  
doi:10.18940/kazanc.16.1_47_1 fatcat:ckoznr4uevgvpa3hmuoryyrf7e