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[文献書誌] Iijima,H.,Sekine,K.and Saito,Y.: "Jurassic radiolarinas from the clastic rock units of the northern part of the Chichibu belt in the Kanto mountains,central Japan" Bulletin of National Science Museum,Tokyo,Ser.C. 16. 81-89 (1993)
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[文献書誌] Yokoyama,K.,Matsubara,S.,Saito,Y.,Tiba,T.,and Kato,A.: "Analyses of natural mirerals by energy‐dispersive spectrometer" Bulletin of National Science Museum,Tokyo,Ser.C. 16. 115-126 (1993)
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[文献書誌] "Cobalt and Nickel minerals from Nabae coast,Muroto City,Kochi Prefecture,Japan" Bulletin of National Science Museum,Tokyo,Ser.C. 16. 127-137 (1993)
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[文献書誌] 斎藤靖二: "日本列島の生い立ちを読む" 岩波書店, 154 (1992)