%0 Journal Article %A V. M. Polyakov %T Finiteness of the number of classes of vector bundles on $\mathbb{P}^1_{\mathbb{Z}}$ with jumps of height $2$ %J Zapiski Nauchnykh Seminarov POMI %D 2022 %P 137-160 %V 511 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2022_511_a4/ %G ru %F ZNSL_2022_511_a4