Submitted on: 16 March 2000.
Revised on: 27 April 2000.
Accepted on: 24 June 2000.
___________________INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS
http://reply.papertrans.cn/2/135/13459/13459-32.png
Submitted on: 23 November 2017.
Revised on: 15 December 2017.
Accepted on: 27 January 2018.
___________________INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS
Submitted on: 08 October 1999.
Revised on: 06 January 2000.
Accepted on: 09 February 2000.
___________________INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS
Submitted on: 10 July 2024.
Revised on: 18 October 2024.
Accepted on: 10 December 2024.
___________________INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS
Submitted on: 13 May 2002.
Revised on: 24 July 2002.
Accepted on: 24 August 2002.
___________________INTERNATIONAL JOURNAL OF GEOMETRIC METHODS IN MODERN PHYSICS