1. Agematsu-Watanabe, S. and Kamata, Y. (2018) Recent progress in Paleozoic–Mesozoic microfossil research in deep-sea sediments of Japanese accretionary complexes: current status and future direction on study of radiolarians and conodonts. The Journal of the Geological Society of Japan, 124, 951–965. (in Japanese with English abstract) 10.5575/geosoc.2018.0068
2. Aono, H. (1985) Geologic structure of the Ashio and Yamizo Mountains with special reference to its tectonic evolution. Science Reports of the Institute of Geoscience, University of Tsukuba, Section B, Geological Sciences, 6, 21–57.
3. Bastin, E. S. (1933) Relations of cherts to stylolites at Carthage, Missouri. Journal of Geology, 41, 371–383.
4. Bates, R. L. and Jackson, J. A. (1984) Dictionary of Geological Terms: Third Edition (Rocks, Minerals and Gemstones). Anchor Books, New York.
5. Davis, E. F. (1918) The radiolarian cherts of the Franciscan Group. University of California Publications, Bulletin of the Department of Geological Sciences, 11, 235–432.