@article{10_37236_552,
     author = {Uwe Schauz},
     title = {Colorings and nowhere-zero flows of graphs in terms of {Berlekamp's} switching game},
     journal = {The electronic journal of combinatorics},
     year = {2011},
     volume = {18},
     number = {1},
     doi = {10.37236/552},
     zbl = {1229.91087},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/552/}
}