%0 Journal Article %A Yakov N. Nuzhin %T On the closedness of carpets of additive subgroups associated with a Chevalley group over a commutative ring %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2023 %P 732-737 %V 16 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2023_16_6_a2/ %G en %F JSFU_2023_16_6_a2