An example of a four-dimensional manifold of negative curvature
Algebra i analiz, Tome 5 (1993) no. 1, pp. 193-199
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@article{AA_1993_5_1_a6,
author = {S. V. Buyalo},
title = {An example of a~four-dimensional manifold of negative curvature},
journal = {Algebra i analiz},
pages = {193--199},
year = {1993},
volume = {5},
number = {1},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/AA_1993_5_1_a6/}
}
S. V. Buyalo. An example of a four-dimensional manifold of negative curvature. Algebra i analiz, Tome 5 (1993) no. 1, pp. 193-199. http://geodesic.mathdoc.fr/item/AA_1993_5_1_a6/