Hovsepyan, K. H. Category of some subalgebras of the Toeplitz algebra. (English. Ukrainian original) Zbl 1504.46065 Ukr. Math. J. 73, No. 12, 1895-1905 (2022); translation from Ukr. Mat. Zh. 73, No. 12, 1638-1646 (2021). MSC: 46L05 47L80 46M15 PDFBibTeX XMLCite \textit{K. H. Hovsepyan}, Ukr. Math. J. 73, No. 12, 1895--1905 (2022; Zbl 1504.46065); translation from Ukr. Mat. Zh. 73, No. 12, 1638--1646 (2021) Full Text: DOI
Hovsepyan, K. H. Type of some nuclear subalgebras of the Toeplitz algebra generated by inverse subsemigroups of a bicyclic semigroup. (English. Russian original) Zbl 1423.46076 Ukr. Math. J. 69, No. 11, 1805-1820 (2018); translation from Ukr. Mat. Zh. 69, No. 11, 1551-1563 (2017). MSC: 46L05 46L08 47L80 PDFBibTeX XMLCite \textit{K. H. Hovsepyan}, Ukr. Math. J. 69, No. 11, 1805--1820 (2018; Zbl 1423.46076); translation from Ukr. Mat. Zh. 69, No. 11, 1551--1563 (2017) Full Text: DOI