Castilhos, D. S., and D. R. Alves. “Pecuniary Penalties Imposed on Undertakings Within the EU Competition Policy”. New Trends and Issues Proceedings on Humanities and Social Sciences 5, no. 2 (September 13, 2018): 96–101. Accessed May 19, 2024. https://www.un-pub.eu/ojs/index.php/pntsbs/article/view/3659.