1. 1) Ministry of Economy, Trade and Industry, “Recommendations for the Future of Next-Generation Vehicle Batteries”, August 2006. (http://www.meti.go.jp/english/information/downloadfiles/PressRelease/060828VehicleBatteries.pdf).
2. 2) Z. Ogumi, Lithium secondary batteries (Ed. Z. Ogumi), Ohmsha, Tokyo, p. 1 (2008).
3. 3) Y. Uchimoto, M. Inaba, and T. Abe, Lithium secondary batteries (Ed. Z. Ogumi), Ohmsha, Tokyo, p. 63 (2008).
4. Li2MnO3-stabilized LiMO2 (M = Mn, Ni, Co) electrodes for lithium-ion batteries
5. 6) T. Sakai, Electrochemistry, 71, 722 (2003).