FORDYCE, Peter. Suffering in Non-Human Animals. Global Journal of Animal Law, [S.l.], v. 5, n. 1, p. 12-53, sep. 2017. ISSN 2341-8168. Available at: <http://ojs.abo.fi/ojs/index.php/gjal/article/view/1587>. Date accessed: 22 mar. 2019.