4th International Conference for Theory and Practice in Education, Budapeşte, Haziran 2011
14th International Congress on Computational and Applied Mathematics, Antalya, Eylül 2009
5th International Workshop on Applications of Wavelets to Real World Problems, Kocaeli, Haziran 2009
5th International Workshop on Applications of Wavelets to Real World Problems, Kocaeli, Haziran 2009
The 20th International Congress of Jangjeon Mathematical Society, Bursa, Ağustos 2008
16th International Conference of Jangjeon Mathematical Society, Antalya, Temmuz 2005