Kiky, Andreas. “EMOTIONLESS DECISION. A COIN FLIP INVESTMENT DECISION, IS THAT WORTHED?”. Ultima Management : Jurnal Ilmu Manajemen 14, no. 2 (December 31, 2022): 276-282. Accessed November 21, 2024. https://ejournals.umn.ac.id/index.php/manajemen/article/view/2878.