1. Akin , G. G. A. F. Aysan L. Yildiran 2009
2. Akin , G. G. A. F. Aysan G. I. Kara L. Yildiran Emerging Markets Finance and Trade 46 Suppl 1 2010 23 35
3. Amel , D. F. M. Starr-McCluer 2001
4. “The Failure of Competition in the Credit Card Market.”;Ausubel;American Economic Review,1991
5. Aysan , A. F. N. A. Muslim “Assessing the Competition in the Credit Card Market in Turkey: A New Empirical Evidence,” International Management Development Research Yearbook K. Erdener H. Talha International Management Development Press