(the proceedings can be opened by clicking on the country)
| Year | Day / Month | City | Country | Organiser |
|---|---|---|---|---|
| 2022 | 5–7 October | Berlin | Germany | Uwe Rösler |
| 2019 | 8–12 September | Wrocław | Poland | Sebastian Opaliński |
| 2017 | 19–23 March | Mazatlán | Mexico | Rubén Barajas Cruz |
| 2015 | 7–11 June | Košice | Slovakia | Jan Venglovsky |
| 2013 | 5–9 May | Nanjing | China | Endong Bao |
| 2011 | 3–7 July | Vienna | Austria | Josef Köfer |
| 2009 | 19–23 July | Vechta | Germany | Jörg Hartung |
| 2007 | 17–21 June | Tartu | Estonia | Andres Aland |
| 2005 | 5–9 September | Warsaw | Poland | Andrzej Krynski |
| 2003 | 23–27 February | Mexico City | Mexico | Jorge A. Saltijeral |
| 2000 | 2–6 July | Maastricht | The Netherlands | Martin Tielen |
| 1997 | 17–21 August | Helsinki | Finland | Hannu Saloniemi |
| 1994 | 12–16 September | Saint Paul, MN | U.S.A. | Stanley L. Diesch |
| 1991 | 20–24 August | Leipzig | Germany | Günter Mehlhorn |
| 1988 | 13–17 Jun | Skara | Sweden | Ingvar Ekesbo |
| 1985 | 8–11 September | Hanover | Germany | Hans Georg Hilliger |
| 1982 | 20–25 September | Strbske Pleso | Czechoslovakia (Slovakia) | Jan Rosocha |
| 1980 | 10–12 September | Vienna | Austria | Hermann Willinger |
| 1976 | 29 September–2 October | Zagreb | Yugoslavia (Croatia) | Josip Ivoš |
| 1973 | 2–5 October | Budapest | Hungary | Ferenc Kovács |