1.
Petrichkovich VM. A criterion of diagonalizability of a pair of matrices over the ring of principal ideals by common row and separate column transformations. Ukr. Mat. Zhurn. [Internet]. 1997Jun.25 [cited 2024Nov.24];49(6):860–862. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/5074