@article{10_37236_10445,
     author = {Martin Kochol},
     title = {Polynomials counting nowhere-zero chains in graphs},
     journal = {The electronic journal of combinatorics},
     year = {2022},
     volume = {29},
     number = {1},
     doi = {10.37236/10445},
     zbl = {1487.05132},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/10445/}
}