Kodaka K, Teruya Y. Inclusions of unital $C^*$-algebras of index-finite type with depth 2 induced by saturated actions of finite dimensional $C^*$-Hopf algebras. Math. Scand. [Internet]. 2009 Jun. 1 [cited 2024 Nov. 23];104(2):221-48. Available from: https://www.mscand.dk/article/view/15096