Zakaria, Z., S. M. Mohamad Nor, and M. R. Ismail. “Financial Literacy and Risk Tolerance towards Saving and Investment: A Case Study in Malaysia”. International Journal of Economics and Financial Issues, vol. 7, no. 4, Aug. 2017, pp. 507-14, https://www.econjournals.com/index.php/ijefi/article/view/5113.