Kang, Seok-Jin
Kashiwara, Masaki
Kim, Myungho
Article History
Received: 25 August 2014
Accepted: 28 July 2017
First Online: 11 September 2017
Change Date: 31 January 2019
Change Type: Correction
Change Date: 31 January 2019
Change Type: Correction
Change Details: We fix a mistake in [1] on the definition of commuting family of central objects.
Change Details: We fix a mistake in [1] on the definition of commuting family of central objects.