Soeprapto, Dedy Dewanto. “Correlation Between Knowledge Exchange & Combination (KEC) and Leader Member Exchange (LMX)”. International Journal of Research in Business and Social Science (2147- 4478) 10, no. 4 (June 14, 2021): 169–182. Accessed October 22, 2021. https://www.ssbfnet.com/ojs/index.php/ijrbs/article/view/1235.