A10 新潟地域の上部中新統(寺泊層相当層)中の広域火山灰層の認定
Detection of regional volcanic ash markers from upper Miocene Teradomari Formation in Niigata region, central Japan

Katsuki KUROKAWA, Toyoki AOKI, Shinichi URUMA, Osamu TAKANO
1995 Programme and Abstracts the Volocanological Society of Japan  
doi:10.18940/vsj.1995.2.0_10 fatcat:im4yqztqm5hczamlq4szthhy4e