%0 Journal Article %A M. P. Ivanov %T An exact bound on the number of proper $3$-edge-colorings of a connected cubic graph %J Zapiski Nauchnykh Seminarov POMI %D 2020 %P 26-52 %V 497 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2020_497_a1/ %G ru %F ZNSL_2020_497_a1