N. Sasikirono, S. Sumiati, and N. K. Indrawati, “Day of the Week Effect, Initial Returns, and Long-term Market Performance of Initial Public Offerings in the Indonesian Capital Market”, IJSBAR, vol. 39, no. 1, pp. 96–113, May 2018, Accessed: Oct. 01, 2025. [Online]. Available: https://gssrr.org/JournalOfBasicAndApplied/article/view/9006