@article{DAS_2020_a0,
     author = {Marcus Michelen and Julian Sahasrabudhe},
     title = {A characterization of polynomials whose high powers have non-negative coefficients},
     journal = {Discrete analysis},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/DAS_2020_a0/}
}