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1	�@Œº•�“´’c‘ÌŒ¤‹†ƒOƒ‹�[ƒv�i1991�j•ºŒÉŒ§Œº•�“´’n‹…‚Ì‘æŽl‹I‰ÎŽR‚Ì’nŽ¿‚ÆŠâ�Î�[Œº•�“´—nŠâ‚Æ�Ô�ΗnŠâ�[�A’n‹…‰ÈŠw�A45�A131�[144	�@Genbudo Research Group (1991) Geology and petrology of Quaternary volcanic rocks from the Genbudo area, northern Hyogo Prefecture, southwest japan --Genbudo and Akaishi Lavas ---. Earth Science (Chikyu Kagaku), 45, 131-144. (in Japanese with English abstract)	132
2	�@ŒÃŽR �Ÿ•F, ’·”ö Œh‰î, Š}’J ˆê�O, ŽOˆä �½ˆê˜Y�@(1993)�@ŽR‰A“Œ•”�E�_“ç‰ÎŽRŒQ‹y‚Ñ‹ß–T‚ÌŒº•�ŠâŽ¿’P�¬‰ÎŽR‚Ì‚j�|‚`‚’”N‘ã. ’n‹…‰ÈŠw, 47, 377-390.	�@Furuyama, K., Nagao, K., Kasatani, K. and Mitsui, S. (1993) K-Ar ages of the Kannabe Volcano Group and the adjacent basaltic monogenetic volcanoes, east San-in district. Earth Science (Chikyu Kagaku), 47, 377-390. (in Japanese with English abstract)	128