@article{10_37236_11424,
     author = {Jos\'e L. Fern\'andez and Pablo Fern\'andez},
     title = {Some arithmetic properties of {P\'olya's} urn},
     journal = {The electronic journal of combinatorics},
     year = {2023},
     volume = {30},
     number = {2},
     doi = {10.37236/11424},
     zbl = {1528.60038},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/11424/}
}