
SEMINARSCONFERENCES:
 Talk at the conference International Conference on Complex Analysis, Potential Theory and Applications, (2018) Dublin, Ireland.
 Invited talk at the conference Mathematical Analysis in Athens 2017  Katavolos and Nestoridis, Greece.
 Talk at the conference Aspects of Universality 2016, Würzburg, Germany.
 Invited Talk at the conference Universal Functions 2015, Heraklion, Crete.
 Invited Talk at the University of Würzburg, Germany (2014).
 Talk at conference Arithmetik an der A7 Hildesheim, Germany (2013).
 Seminar talk, Department of Mathematics, University of Würzburg, Germany (invited, 2013).
 Seminar talk, Department of Mathematics, University of Würzburg, Germany (2009).
 Scientific visit: Department of Mathematics, University of Trier, Germany (2009).
 Complex and Harmonic Analysis, 35 September, Archanes, Crete (2009).
 Scientific visit: Department of Mathematics, University of Würzburg, Germany (invited talk, 2008).
 Scientific visit: Department of Mathematics, University of Jordan (2008).
 Invited talk in UFHO 2008 Trier Germany.
 Mathematisches Forschungsinstitut Oberwolfach (invited talk, 2008).
 Analysis Seminar, Mathematics Department University of Bordeaux, (2007).
 Tag der Funktionentheorie, Trier 2007.
 Complex and Harmonic Analysis international Conference May 2527 (2006),
Aristotle University of Thessaloniki .
 Computational Methods and function theory, JoensuuFinland (2005).
 Conference Harmonic analysis and its applications, OrsayFrance 2003.
 Workshop on Harmonic Analysis, OrleansFrance 2003 .
 TDF 2003 MetzFrance.
 Computational Methods and function theory, AveiroPortugal (2001).

