1. Handbook of mathematical functions;M Abramowitz;with formulas, graphs, and mathematical tables,1964
2. What does PIN identify? Evidence from the T-bill market;O O Akay;Journal of Financial Markets,2012
3. The PIN anomaly around M&A announcements;N Aktas;Journal of Financial Markets,2007
4. Trade classification accuracy for the BIST;O U Aktas;Journal of International Financial Markets,2014
5. Volatility spreads and earnings announcement returns;Y Atilgan;Journal of Banking and Finance,2014