Volumes Index: 41 to 56
- IDEA Vol. 41 (2001-2002)
- IDEA Vol. 45 (2004)
- IDEA Vol. 46 (Appendicies)
- IDEA Vol. 46 (2005)
- IDEA Vol. 47 (2006)
- IDEA Vol. 48 (2007)
- IDEA Vol. 49 (2008)
- IDEA Vol. 50 (2009)
- IDEA Vol. 51 (2011)
- IDEA Vol. 52 (2012)
- IDEA Vol. 53 (2013)
- IDEA Vol. 54 (2013/14)
- IDEA Vol. 55 (2015)
- IDEA Vol. 56 (2016)