1.

図書
図書
1. Geodesic flows on closed Riemann manifolds with negative curvature
by D. V. Anosov ; [translated from the Russian by S. Feder]
出版情報: Providence : American Mathematical Society, 1969
シリーズ名: Proceedings of the Steklov Institute of Mathematics ; no. 90
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2.

図書
図書
2. Two-dimensional manifolds of bounded curvature
edted by A. D. Aleksandrov and V. A. Zalgaller
出版情報: Providence, R.I. : American Mathematical Society, 1967
シリーズ名: Proceedings of the Steklov Institute of Mathematics ; no. 76
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