Extremal theorems for Riemannian spaces with curvature bounded from above
Doklady Akademii Nauk, Tome 184 (1969) no. 2, pp. 300-302
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@article{DAN_1969_184_2_a10,
author = {V. A. Toponogov},
title = {Extremal theorems for {Riemannian} spaces with curvature bounded from above},
journal = {Doklady Akademii Nauk},
pages = {300--302},
publisher = {mathdoc},
volume = {184},
number = {2},
year = {1969},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1969_184_2_a10/}
}
V. A. Toponogov. Extremal theorems for Riemannian spaces with curvature bounded from above. Doklady Akademii Nauk, Tome 184 (1969) no. 2, pp. 300-302. http://geodesic.mathdoc.fr/item/DAN_1969_184_2_a10/