%0 Journal Article
%T Chronicle of geometric life
%J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara
%D 1988
%P 248-250
%V 20
%I mathdoc
%U http://geodesic.mathdoc.fr/item/INTG_1988_20_a5/
%G ru
%F INTG_1988_20_a5