Submitted on: 20 November 2013.
Revised on: 15 December 2013.
Accepted on: 25 January 2014.
___________________JOURNAL OF COMBINATORIAL DESIGNS
Submitted on: 27 October 2019.
Revised on: 23 November 2019.
Accepted on: 14 December 2019.
___________________JOURNAL OF COMBINATORIAL DESIGNS
Submitted on: 15 December 2000.
Revised on: 14 February 2001.
Accepted on: 13 April 2001.
___________________JOURNAL OF COMBINATORIAL DESIGNS
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Submitted on: 12 September 2006.
Revised on: 05 November 2006.
Accepted on: 22 December 2006.
___________________JOURNAL OF COMBINATORIAL DESIGNS
Submitted on: 27 January 2007.
Revised on: 11 May 2007.
Accepted on: 24 June 2007.
___________________JOURNAL OF COMBINATORIAL DESIGNS