Volume 58, Issue 5, October 2015, Pages 485-494
Volume 56, Issue 1, February 2013, Pages 61-76
Volume 54, Issue 5, October 2012, Pages 609-622
Volume 54, Issue 4, August 2012, Pages 565-578
Volume 54, Issue 3, June 2012, Pages 349-359
Volume 53, Issue 2, April 2010, Pages 203-214