Ostrovskyi, V.L., D.P. Proskurin, and R.Ya. Yakymiv. “On Families of Twisted Power Partial Isometries”. Carpathian Mathematical Publications 14, no. 1 (June 30, 2022): 260–265. Accessed November 22, 2024. https://vps.pnu.edu.ua/index.php/cmp/article/view/5451.