%0 Journal Article %A Hiroki Koike %A Daniel Pellicer %A Miguel Raggi %A Steve Wilson %T Flag bicolorings, pseudo-orientations, and double covers of maps %J The electronic journal of combinatorics %D 2017 %V 24 %N 1 %U http://geodesic.mathdoc.fr/articles/10.37236/6118/ %R 10.37236/6118 %F 10_37236_6118