Gaggl, Sara A., Thomas Linsbichler, Marco Maratea, and Stefan Woltran. “Summary Report of the Second International Competition on Computational Models of Argumentation”. AI Magazine 39, no. 4 (December 1, 2018): 77-79. Accessed February 16, 2020. https://www.aaai.org/ojs/index.php/aimagazine/article/view/2781.