http://reply.papertrans.cn/2/184/18335/18335-21.png
Submitted on: 12 March 2014.
Revised on: 27 June 2014.
Accepted on: 18 August 2014.
___________________Journal of Noncommutative Geometry
http://reply.papertrans.cn/2/184/18335/18335-23.png
http://reply.papertrans.cn/2/184/18335/18335-24.png
Submitted on: 13 May 2004.
Revised on: 18 August 2004.
Accepted on: 19 September 2004.
___________________Journal of Noncommutative Geometry
http://reply.papertrans.cn/2/184/18335/18335-26.png
http://reply.papertrans.cn/2/184/18335/18335-27.png
Submitted on: 25 May 2011.
Revised on: 25 July 2011.
Accepted on: 02 September 2011.
___________________Journal of Noncommutative Geometry
Submitted on: 05 August 2014.
Revised on: 25 October 2014.
Accepted on: 20 December 2014.
___________________Journal of Noncommutative Geometry
http://reply.papertrans.cn/2/184/18335/18335-30.png