Ashurova, E.N., V.L. Ostrovskyi, and Yu.S. Samoilenko. “On Representations of the Algebras Generated by a Finite Resolution of the Identity and a Collection of Jointly Orthogonal Projections”. Reports of the National Academy of Sciences of Ukraine, no. 10 (September 21, 2024): 3–9. Accessed August 13, 2025. https://nasu-periodicals.org.ua/index.php/dp/article/view/7777.