HOVSEPYAN, K. H. Category of some subalgebras of the Toeplitz algebra. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 73, n. 12, p. 1638–1646, 2021. DOI: 10.37863/umzh.v73i12.191. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/191. Acesso em: 7 apr. 2025.