"Kimihisa Yamamoto,Shinsuke Nakazawa,Takane Imaoka","Manganese-Cerium Porphyrin Tri-nuclear Complex as a Catalyst for Water Oxidation",,"Molecular Crystals and Liquid Crystals",,"Vol. 379","No. 1","pp. 407-412",2002,Jan.
"Takane Imaoka,Shinsuke Nakazawa,Kimihisa Yamamoto","Electroreduction of dioxygen using Co-Ru dinuclear porphyrin catalyst in Nafion film",,"Chemistry Letters",,,"No. 5","pp. 412-413",2001,Apr.