大塚富美子
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大塚富美子 (1995). Geometry of total curvature and Tits metric of noncompact Riemannian manifolds. (非コンパクトリーマン多様体の全曲率とティッツ・メトリックに関する幾何学). 乙第1067号. 筑波大学. NAID 500000127755.
Ohtuka, Fumiko (1994). “Rigidity of compact ideal boundaries of manifolds joined by Haussdorff approximations”. Tsukuba Journal of Mathematics (筑波大学) 18: 439-447. ISSN 0387-4982. NAID 110000027408. https://hdl.handle.net/2241/7009.
Ohtuka, Fumiko (1991). “On manifolds having some restricted ideal boundaries”. Geometriae Dedicata 38: 151-157. doi:10.1007/BF00181214. NAID 30012447621.
Adachi, Toshiaki; Ohtuka, Fumiko (1991). “The Euclidean factor of a Hadamard manifold”.