%0 Journal Article
%A Vida Dujmović
%A Pat Morin
%T On obstacle numbers
%J The electronic journal of combinatorics
%D 2015
%V 22
%N 3
%U http://geodesic.mathdoc.fr/articles/10.37236/4373/
%R 10.37236/4373
%F 10_37236_4373