Volumes and issues
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Volume 45 March - June 2022
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Volume 44 March - December 2021
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December 2021, issue 4
Special Section: Applications of Quantitative Methods
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September 2021, issue 2-3
Special Section on Direct Instruction
- March 2021, issue 1
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December 2021, issue 4
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Volume 43 March - December 2020
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Volume 42 March - December 2019
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Volume 41 June - November 2018
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Volume 40 June - November 2017
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Volume 39 May - October 2016
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Volume 38 May - October 2015
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Volume 37 May - October 2014
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Volume 36 April - October 2013
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Volume 35 April - October 2012
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Volume 34 April - October 2011
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Volume 33 April - October 2010
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Volume 32 April - October 2009
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Volume 31 April - October 2008
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Volume 30 April - October 2007
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Volume 29 April - October 2006
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Volume 28 April - October 2005
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Volume 27 April - October 2004
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Volume 26 April - October 2003
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Volume 25 April - October 2002
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Volume 24 April - October 2001
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Volume 23 April - October 2000
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Volume 22 April - October 1999
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Volume 21 April - October 1998
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Volume 20 April - October 1997
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Volume 19 April - October 1996
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Volume 18 April - October 1995
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Volume 17 April - October 1994
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Volume 16 April - October 1993
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Volume 15 April - October 1992
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Volume 14 April - October 1991
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Volume 13 April - October 1990
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Volume 12 April - October 1989
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Volume 11 April - October 1988
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Volume 10 April - October 1987
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Volume 9 April - October 1986
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Volume 8 April - October 1985
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Volume 7 April - October 1984
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Volume 6 April - October 1983
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Volume 5 April - October 1982
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Volume 4 April - October 1981
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Volume 3 April - October 1980
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Volume 2 February - September 1979
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Volume 1 April 1978