Submitted on: 30 May 2017.
Revised on: 30 June 2017.
Accepted on: 20 August 2017.
___________________Journal of Commutative Algebra
Submitted on: 30 May 2018.
Revised on: 30 July 2018.
Accepted on: 27 August 2018.
___________________Journal of Commutative Algebra
Submitted on: 11 November 2016.
Revised on: 04 March 2017.
Accepted on: 28 April 2017.
___________________Journal of Commutative Algebra
Submitted on: 24 January 2007.
Revised on: 30 March 2007.
Accepted on: 13 May 2007.
___________________Journal of Commutative Algebra
Submitted on: 12 February 2010.
Revised on: 20 April 2010.
Accepted on: 19 May 2010.
___________________Journal of Commutative Algebra
Submitted on: 07 February 2000.
Revised on: 11 May 2000.
Accepted on: 18 June 2000.
___________________Journal of Commutative Algebra
Submitted on: 05 October 2016.
Revised on: 19 January 2017.
Accepted on: 18 March 2017.
___________________Journal of Commutative Algebra
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Submitted on: 15 September 2014.
Revised on: 22 December 2014.
Accepted on: 07 February 2015.
___________________Journal of Commutative Algebra
Submitted on: 09 December 2009.
Revised on: 28 February 2010.
Accepted on: 06 April 2010.
___________________Journal of Commutative Algebra