MAZORCHUK, V.; PONOMARENKO, M.; TUROWSKA, L. Some associative algebras related to $U(\mathfrak g)$ and twisted generalized Weyl algebras. MATHEMATICA SCANDINAVICA, [S. l.], v. 92, n. 1, p. 5–30, 2003. DOI: 10.7146/math.scand.a-14392. Disponível em: https://www.mscand.dk/article/view/14392. Acesso em: 23 nov. 2024.