MoghaniZN, Mohammadzadeh KarizakiM, Khanehgir M. Solutions of Sylvester equation in $C^*$-modular operators. Ukr. Mat. Zhurn. [Internet]. 2021Mar.11 [cited 2024Dec.4];73(3):354 -369. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/152