%0 Journal Article %A S. Adlaj %T An action of the Klein 4-group on the angular velocity %J Zapiski Nauchnykh Seminarov POMI %D 2023 %P 47-53 %V 528 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2023_528_a2/ %G en %F ZNSL_2023_528_a2