A theorem on triangles in a metric space and some of its applications
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Trudy Matematicheskogo Instituta imeni V. A. Steklova, Tome 38 (1951), pp. 5-23
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@article{TM_1951_38_a1,
author = {A. D. Aleksandrov},
title = {A theorem on triangles in a metric space and some of its applications},
journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
pages = {5--23},
year = {1951},
volume = {38},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/TM_1951_38_a1/}
}
A. D. Aleksandrov. A theorem on triangles in a metric space and some of its applications. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Trudy Matematicheskogo Instituta imeni V. A. Steklova, Tome 38 (1951), pp. 5-23. http://geodesic.mathdoc.fr/item/TM_1951_38_a1/