@article{10_37236_7512,
     author = {Fengming Dong},
     title = {On graphs whose flow polynomials have real roots only},
     journal = {The electronic journal of combinatorics},
     year = {2018},
     volume = {25},
     number = {3},
     doi = {10.37236/7512},
     zbl = {1393.05114},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/7512/}
}