Tinjala, D. M., L. M. Pantea, and A. Buglea. “Business Ethics and Integrity a Case Study on 300 U.S. Listed Companies”. Studia Universitatis Vasile Goldiș Arad, Seria Științe Economice, Vol. 25, no. 2, June 2015, pp. 63-80, https://publicatii.uvvg.ro/index.php/studiaeconomia/article/view/237.