%0 Journal Article %A D. V. Karpov %T On proper edge $3$-colorings of a cubic graph %J Zapiski Nauchnykh Seminarov POMI %D 2019 %P 31-48 %V 488 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2019_488_a1/ %G ru %F ZNSL_2019_488_a1