%0 Journal Article
%A M. M. Popov
%T Corrigendum to “On the Morse index for geodesic lines on smooth surfaces embedded in $\mathbb R^3$”
%J Zapiski Nauchnykh Seminarov POMI
%D 2021
%P 293-294
%V 506
%U http://geodesic.mathdoc.fr/item/ZNSL_2021_506_a18/
%G ru
%F ZNSL_2021_506_a18