Zhao H. Did COVID-19 Exacerbate the ‘Day-of-the-Week Effect’ in the Nasdaq, S&P 500, and Russell 2000 Stock Markets?. jtphss [Internet]. 2024 Sep. 28 [cited 2025 Apr. 4];1(4):33-40. Available from: https://woodyinternational.com/index.php/jtphss/article/view/54