Nurainun Bangun, and Khairina Natsir. “THE IMPACT OF COVID-19, CRUDE OIL AND RAMADAN MONTH EFFECT ON STOCK MARKET RETURNS”. European Journal of Research Development and Sustainability 3, no. 4 (April 1, 2022): 1-14. Accessed January 24, 2025. https://scholarzest.com/index.php/ejrds/article/view/2015.