@article{celik2021_506819,
author={ali celik},
title={Volatility of BIST 100 Returns After 2020, Calendar Anomalies and COVID-19 Effect},
year={2021},
journal={BDDK Bankacılık ve Finansal Piyasalar Dergisi},
issn={1307-945X},
volume={15},
number={1},
url={http://search/yayin/detay/506819}
}