Ricordel, Pascal, and Melinda Majlath. “Is Listed Corporates Financial Performance Vulnerable? ROE Factors Measurement Using DuPont Formula”. European Journal of Sustainable Development 8, no. 3 (October 1, 2019): 294. Accessed July 6, 2020. http://ecsdev.org/ojs/index.php/ejsd/article/view/876.