"Masayuki Toyoda,Kunihiko Yamauchi,Tamio Oguchi","Magnetic coupling in A-site-ordered Perovskite CaCu3B4O12 (B=Ti, Ge, Zr, and Sn)","International Workshop of Computational Nano-Materials Design on Green Energy",,,,,,2013,June "Masayuki Toyoda,Kunihiko Yamauchi,Tamio Oguchi","Ab initio study of magnetic coupling in CaCu3B4O12 (B=Ti, Ge, Zr, and Sn)",,"Physical Review B",,"Vol. 87",,,2013,June "Masayuki Toyoda,Kunihiko Yamauchi,Tamio Oguchi","Ab initio study on magnetic coupling in A-site-ordered perovskite CaCu3B4O12 (B=Ti, Ge, Zr, and Sn)","APS March Meeting 2013",,,,,,2013,Mar.