Prabowo, T. A. ., D. . Wulansari, and L. . Sugiharti. “Labor Market Efficiency in Indonesia: An Empirical Evidence from Household Survey”. The Journal of Contemporary Issues in Business and Government, vol. 27, no. 2, Apr. 2021, pp. 5634-5, https://cibgp.com/au/index.php/1323-6903/article/view/1463.