%0 Journal Article
%A L. V. Keldysh
%T Imbedding into $E^4$ of some monotonic images of $E^3$
%J Doklady Akademii Nauk
%D 1961
%P 18-21
%V 136
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1961_136_1_a3/
%G ru
%F DAN_1961_136_1_a3