Ethier, Marc, Grzegorz Jablonski, and Marian Mrozek. “Finding Eigenvalues of Self-Maps with the Kronecker Canonical Form.”https://doi.org/10.1007/978-3-319-56932-1_8__In Special Sessions in Applications of Computer Algebra, 198:119–36. Springer, 2017.https://doi.org/10.1007/978-3-319-56932-1_8 .