SALEH, K. Y. ., J. S. . HUSSEIN, N. M. . HAMAWANDY, and R. M. . ALI. “The Effects of Income Tax on Investment Decisions in The Province of Portsmouth (2009- 2019)”. The Journal of Contemporary Issues in Business and Government, vol. 27, no. 3, June 2021, pp. 57-66, https://cibgp.com/au/index.php/1323-6903/article/view/1566.