%0 Journal Article
%A Kolář, Josef
%T A new possibility in bi-directional search
%J Kybernetika
%D 1977
%P 11-22
%V 13
%N 1
%U http://geodesic.mathdoc.fr/item/KYB_1977_13_1_a1/
%G en
%F KYB_1977_13_1_a1