Comparison geometry referred to warped product models; 2006年 発表情報; Tohoku Math. J., 58, 4, 461-473 著者; Y.Mashiko, K.Shiohama
The axiom of plane for warped product models and its application; 2006年 発表情報; Kyushu J. Math., 59, 1, 385-392 著者; Y.Mashiko, K.Shiohama
The asymptotic cones of manifolds of roughly non-negative radial curvature; 2005年 発表情報; Journal of Mathematical Society of Japan, 57, 1, 55-68 著者; Y.Mashiko,K.Nagano, K.Otsuka