ISIAN: 31 conferences

1st 1976 Tokyo, Japan
2nd 1980 Bologna, Italy
3rd 1982 Stockholm, Sweden
4th 1984 Nancy, France
5th 1986 Athens, Greece
6th 1987 Tokyo, Japan
7th 1988 Amsterdam, the Netherlands
8th 1989 Maryland, USA.
9th 1990 London, England
10th 1991 Tokyo, Japan
11th 1992 Rome, Italy
12th 1993 Seoul, South Korea
13th 1994 Copenhagen, Denmark
14th 1995 Salvador, Brazil
15th 1996 Ghent, Belgium
16th 1997 Pennsylvania, USA
17th 1998 Vienna, Austria
18th 1999 Manila, the Philippines
19th 2000 Barcelona, Spain
20th 2001 Yaroslavl, Russia
21st 2002 Ulm, Germany
22nd 2003 Seoul, South Korea
23rd 2004 Istanbul, Turkey
24th 2005 Sao Paulo, Brazil
25th 2006 Tampere, Finland
26th 2007 Kuala Lumpur, Malaysia
27th 2008 Island of Crete
28th 2009 Philadelphia, USA
29th 2010 Geneva, Switzerland
30th 2011 Tokyo, Japan
31st 2012 Toulouse, France
32nd 2014 Dubai, UAE

IRS: 14 conferences

1st 1965 Kyoto, Japan
2nd 1969 Mexico City, Mexico
3rd 1973 Bordeaux, France
4th 1977 I:Rio De Janeiro, BrazilII: Kansas City, USA
5th 1981 Budapest, Hungary
6th 1985 Cancun, Mexico
7th 1991 Tokyo, Japan
8th 1996 Ghent, Belgium
9th 2000 Washington, USA
10th 2003 Seoul, South Korea
11th 2005 Sydney, Australia
12th 2007 Venice, Italy
13th 2009 Philadelphia, USA
14th 2011 Tokyo, Japan