%0 Journal Article %A V. A. Roman'kov %T Undecidability of the submonoid membership problem for free nilpotent group of class $l\geqslant 2$ of sufficiently large rank %J Izvestiya. Mathematics %D 2023 %P 798-816 %V 87 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2023_87_4_a4/ %G en %F IM2_2023_87_4_a4