M. V. . Shchukin, “On С ∗-algebras generated by idempotents”, Журнал Белорусского государственного университета. Математика. Информатика, no. 3, pp. 98–103, Dec. 2023, Accessed: Jul. 18, 2026. [Online]. Available: https://journals.bsu.by/index.php/mathematics/article/view/5558