%0 Journal Article %A K. S. Sedov %A A. A. Fedotov %T On monodromy matrices for a difference Schr\"odinger equation on the real line with a small periodic potential %J Zapiski Nauchnykh Seminarov POMI %D 2021 %P 223-244 %V 506 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2021_506_a14/ %G ru %F ZNSL_2021_506_a14