- Johan Öinert, Sergei Silvestrov, Theodora Theohari-Apostolidi, Harilaos Vavatsoulas, “Commutativity and Ideals in Strongly Graded Rings”, Acta Appl Math, 108, № 3, 2009, 585
![https://doi.org/10.1007/s10440-009-9435-3 crossref](/refsvg/svg/crossref.svg)
- JOHAN ÖINERT, JOHAN RICHTER, SERGEI D. SILVESTROV, “MAXIMAL COMMUTATIVE SUBRINGS AND SIMPLICITY OF ORE EXTENSIONS”, J. Algebra Appl., 12, № 04, 2013, 1250192
![https://doi.org/10.1142/S0219498812501927 crossref](/refsvg/svg/crossref.svg)
- V. A. Arzumanian, “Operator algebras associated with polymorphisms”, J Math Sci, 140, № 3, 2007, 354
![https://doi.org/10.1007/s10958-007-0444-3 crossref](/refsvg/svg/crossref.svg)
- NATHAN BROWNLOWE, IAIN RAEBURN, SEAN T. VITTADELLO, “Exel's crossed product for non-unital C*-algebras”, Math. Proc. Camb. Phil. Soc., 149, № 3, 2010, 423
![https://doi.org/10.1017/S030500411000037X crossref](/refsvg/svg/crossref.svg)
- Toke Meier Carlsen, Bartosz Kosma Kwaśniewski, Eduard Ortega, “Topological freeness for C⁎-correspondences”, Journal of Mathematical Analysis and Applications, 473, № 2, 2019, 749
![https://doi.org/10.1016/j.jmaa.2018.12.069 crossref](/refsvg/svg/crossref.svg)
- Klaus Thomsen, “On the C*-Algebra of a Locally Injective Surjection and its KMS States”, Commun. Math. Phys., 302, № 2, 2011, 403
![https://doi.org/10.1007/s00220-010-1168-7 crossref](/refsvg/svg/crossref.svg)
- Patrik Nystedt, Johan Öinert, “Simple skew category algebras associated with minimal partially defined dynamical systems”, Discrete & Continuous Dynamical Systems - A, 33, № 9, 2013, 4157
![https://doi.org/10.3934/dcds.2013.33.4157 crossref](/refsvg/svg/crossref.svg)
- PATRIK LUNDSTRÖM, JOHAN ÖINERT, “SKEW CATEGORY ALGEBRAS ASSOCIATED WITH PARTIALLY DEFINED DYNAMICAL SYSTEMS”, Int. J. Math., 23, № 04, 2012, 1250040
![https://doi.org/10.1142/S0129167X12500401 crossref](/refsvg/svg/crossref.svg)
- Toke Meier Carlsen, Sergei Silvestrov, “On the Exel Crossed Product of Topological Covering Maps”, Acta Appl Math, 108, № 3, 2009, 573
![https://doi.org/10.1007/s10440-008-9372-6 crossref](/refsvg/svg/crossref.svg)
- RUY EXEL, “A new look at the crossed product of aC*-algebra by a semigroup of endomorphisms”, Ergod. Th. Dynam. Sys., 28, № 3, 2008, 749
![https://doi.org/10.1017/S0143385707000302 crossref](/refsvg/svg/crossref.svg)