%0 Journal Article %A Xiangyu Ren %A Jianguo Qian %T Flow polynomials of a signed graph %J The electronic journal of combinatorics %D 2019 %V 26 %N 3 %U http://geodesic.mathdoc.fr/articles/10.37236/8226/ %R 10.37236/8226 %F 10_37236_8226