%0 Journal Article
%A V. P. Platonov
%A V. S. Zhgoon
%A M. M. Petrunin
%T On the problem of periodicity of continued fraction expansions of $\sqrt{f}$ for cubic polynomials over number fields
%J Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleniâ
%D 2020
%P 32-37
%V 493
%U http://geodesic.mathdoc.fr/item/DANMA_2020_493_a6/
%G ru
%F DANMA_2020_493_a6