Sahin Emrah Amrahov N. Askerzade I.
Yaprak Arzu Özdemir Fikri Gökpınar
Semra Saraçoğlu Bülent Karakaş
Ertem Kaya Filiz
D.g. Prakasha A. Yıldız
Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics.