%0 Journal Article
%A S. F. Kamornikov
%A V. N. Tyutyanov
%T On two problems from ``The Kourovka Notebook''
%J Trudy Instituta matematiki i mehaniki
%D 2021
%P 98-102
%V 27
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/TIMM_2021_27_1_a9/
%G ru
%F TIMM_2021_27_1_a9