1.
Bassi J. On $C^*$-algebras associated to actions of discrete subgroups of $\operatorname{SL}(2,\mathbb{R})$ on the punctured plane. Math. Scand. [Internet]. 2020 Sep. 3 [cited 2026 Aug. 14];126(3):540-58. Available from: https://tidsskrift.dk/math/article/view/120288