Geodesic
On a special class of metric spaces, of a vector elements with non-potential metric.
Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki, Труды геометрического семинара, Tome 147 (2005) no. 1, pp. 50-54 
A. I. Egorov. On a special class of metric spaces, of a vector elements with non-potential metric.. Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki, Труды геометрического семинара, Tome 147 (2005) no. 1, pp. 50-54. http://geodesic.mathdoc.fr/item/UZKU_2005_147_1_a5/
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     title = {On a special class of metric spaces, of a~vector elements with non-potential metric.},
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Voir la notice du chapitre de livre provenant de la source Math-Net.Ru

In the article we regard the local spaces rotation surfaces. Some properties of these spaces are considered.

[1] Panzhenskii V. I., O gruppakh izometrii metricheskikh prostranstv lineinykh elementov, Dep. v VINITI, No 1939-81, 1981

[2] Egorov A. I., Egorov I. P., Egorova L. I., “Privodimye i poluprivodimye metricheskie prostranstva lineinykh elementov i ikh mesto v teorii dvizhenii”, Mezhvuzovskii sb. nauchn. trudov, Penza, 1991, 38–62 | MR