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