Rexon, Nainggolan, and Ei Yet Chu. “EARNINGS ANNOUNCEMENT, ABNORMAL RETURNS, AND MARKET EFFICIENCY IN INDONESIA EQUITY MARKET: AN ANALYSIS FROM INDUSTRIAL FACTOR PERSPECTIVE”. International Journal of Industrial Management 7 (September 1, 2020): 30–41. Accessed November 22, 2024. https://journal.ump.edu.my/ijim/article/view/5752.