%0 Journal Article
%A N. V. Beljakin
%T A variant of Richter's constructive ordinals
%J Algebra i logika
%D 1969
%P 154-171
%V 8
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AL_1969_8_2_a1/
%G ru
%F AL_1969_8_2_a1