Noval Adib. “The Impact of Turn-Of-The-Year Effect and Month of Ramadan Effect on Abnormal Return During The Covid-19 Pandemic Era: A Comparison of Two Event Studies of Calendar Anomalies in The Indonesian Stock Market”. AZKA International Journal of Zakat & Social Finance, vol. 5, no. 1, Mar. 2024, pp. 113-22, doi:10.51377/azjaf.vol5no1.184.