1.
Sommanee W. Embedding theorems and maximal subsemigroups of some linear transformation semigroups with restricted range. Ukr. Mat. Zhurn. [Internet]. 2021Dec.17 [cited 2024Nov.21];73(12):1714 -1722. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1289