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@article{DAN_1975_220_3_a0, author = {A. G. Vainshtein and V. A. Efremovich and \`E. A. Loginov}, title = {Infinity in geodesic spaces}, journal = {Doklady Akademii Nauk}, pages = {505--508}, publisher = {mathdoc}, volume = {220}, number = {3}, year = {1975}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1975_220_3_a0/} }
A. G. Vainshtein; V. A. Efremovich; È. A. Loginov. Infinity in geodesic spaces. Doklady Akademii Nauk, Tome 220 (1975) no. 3, pp. 505-508. http://geodesic.mathdoc.fr/item/DAN_1975_220_3_a0/