Conference paper (2012) - Miki Trifunovic (author), M. Trifunovic (author), T Yokota (author), Y Kato (author), T Tokuhara (author), I Hirata (author), T Osaka (author), K Takimiya (author), T Sekitani (author), T Someya (author), R. Ishihara (author), R Ishihara (author), Ryoichi Ishihara (author)