| |
| Workshop in Boston (2011) |
| ECMTB Cracow (2011) |
| Workshop in Warsaw (2009) |
| School and Workshop in Bedlewo (2006) |
| Summer School in Crete (2006) |
| Workshop in Szczyrk (2006) |
| Visit in Dundee (2005) |
| Sw. Krzyz Conference (2004) |
| A visit of Prof. Mark Chaplain (2004) |
