Tusang, Delanno Petze, Jessy D. L. Warongan, and Anneke Wangkar. β€œThe Effect of Operating Income and Operating Expenses on Corporate Income Tax (Study on Manufacturing Companies in the Basic Materials Sector Listed on the IDX for the 2018 – 2021 Period)”. International Journal Of Management And Economics Invention 8, no. 12 (December 16, 2022): 2732–2739. Accessed November 20, 2024. https://rajournals.in/index.php/ijmei/article/view/1058.