1.
Fernández JL, Fernández P. Some Arithmetic Properties of Pólya’s Urn. Electron. J. Combin. [Internet]. 2023Apr.21 [cited 2026Mar.27];30(2):P2.11. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v30i2p11