%0 Journal Article %A P. M. Akhmet'ev %A Yu. V. Muranov %T Arf invariants of codimension one in a~Wall group of the dihedral group %J Sbornik. Mathematics %D 2023 %P 613-626 %V 214 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2023_214_5_a0/ %G en %F SM_2023_214_5_a0