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Articles in CiNii:38

• Tephrostratigraphy and diatom biostratigraphy of the Miocene Nomura Formation in the Tsugawa area, Niigata, Japan （2007）
• Correlation of Miocene volcanic ash beds between Uchisugawa Formation in Shibata City and Nomura Formation in Tsugawa Town, Niigata Prefecture, northeast Japan （2002）
• P-66 Temporal variation of chemical composition of glass shards : Middle to Late Miocene tephra beds in the southern northeast Japan arc （2004）