et. al., Mohanad Hameed Yasir,. “The Relationship Between Human Capital Efficiency and Asset Turnover in Iraqi Manufacturing Companies: An Analytical Study ”. Turkish Journal of Computer and Mathematics Education (TURCOMAT), vol. 12, no. 7, Apr. 2021, pp. 284-93, https://turcomat.org/index.php/turkbilmat/article/view/2581.