Aldaarmi, A. A., and M. Abbod. “A Data Model for Processing Financial Market and News Data in Electronic Financial System for Investors With Non- Financial Expertises: The Case of Saudi Arabia”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 15, no. 2, Oct. 2014, pp. 192-08, https://gssrr.org/index.php/JournalOfBasicAndApplied/article/view/2954.