Kakuwa, Y, Nikitina, O.I. Petrography of Late Cambrian to Middle Ordovician radiolarian chert in Kazakhstan with special reference to the emergence of benthic animals in the pelagic realm. Sedimentology. 2020. 67. 2764-2776
Yoshitaka Kakuwa, James D. Floyd. Trace fossils in Ordovician radiolarian chert successions in the Southern Uplands, Scotland. EARTH AND ENVIRONMENTAL SCIENCE TRANSACTIONS OF THE ROYAL SOCIETY OF EDINBURGH. 2017. 107. 1. 13-22
Comparative study on chemical and mineralogical compositions of mud from methane hydrate-bearing core and methane hydrate-free core in the eastern margin of the Sea of Japan.
(International Sedimentological Congress 2018 2018)
Significance of trace fossils in radiolarian chert during the Phanerozoic: with special reference to red chert problem
(The 15th Meeting of the International Association of Radiolarists 2017)