%0 Journal Article
%A Robert Lukot'ka
%A Ján Mazák
%A Xuding Zhu
%T Maximum 4-degenerate subgraph of a planar graph
%J The electronic journal of combinatorics
%D 2015
%V 22
%N 1
%U http://geodesic.mathdoc.fr/articles/10.37236/4265/
%R 10.37236/4265
%F 10_37236_4265