%0 Journal Article %A G.V. Fedorov %T On estimates for the period length of functional continued fractions over algebraic number fields %J Čebyševskij sbornik %D 2023 %P 162-189 %V 24 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2023_24_3_a8/ %G ru %F CHEB_2023_24_3_a8