%0 Journal Article %A V. A. Kyrov %T On local extension of the group of parallel translations in three-dimensional space %J Vestnik Udmurtskogo universiteta. Matematika, mehanika, kompʹûternye nauki %D 2022 %P 62-80 %V 32 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VUU_2022_32_1_a4/ %G ru %F VUU_2022_32_1_a4