Submitted on: 02 January 2021.
Revised on: 29 April 2021.
Accepted on: 26 June 2021.
___________________Categories and General Algebraic Structures with Applications
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Submitted on: 22 April 2000.
Revised on: 19 July 2000.
Accepted on: 15 September 2000.
___________________Categories and General Algebraic Structures with Applications
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Submitted on: 21 December 2007.
Revised on: 18 March 2008.
Accepted on: 18 April 2008.
___________________Categories and General Algebraic Structures with Applications
Submitted on: 19 October 2004.
Revised on: 01 February 2005.
Accepted on: 09 March 2005.
___________________Categories and General Algebraic Structures with Applications