Asrul Jaya, Djabir Hamzah, Maat Pono, and Idayanti Nursyamsi, “The Influence Of Financial Flexibility, Managerial Ownership, Firm Size On Capital Structure, And Firm Value On Infrastructure, Utility And Transportation Companies”, International Journal of Science, Technology & Management, vol. 2, no. 4, pp. 1371-1377, Jul. 2021.