M. V. Shchukin, “2-Homogeneous C*-algebras with the space of primitive ideals homeomorphic to a two-dimensional oriented compact connected manifold generated by idempotents”, Журнал Белорусского государственного университета. Математика. Информатика, no. 1, pp. 4–9, May 2018, Accessed: Jul. 18, 2026. [Online]. Available: https://journals.bsu.by/index.php/mathematics/article/view/880