DORFZAUN, Sander S. "Goodwill" or "Another One Bites the Dust". Canadian Journal of Optometry, [S. l.], v. 43, n. 4, p. 2, 1981. DOI: 10.15353/cjo.v43i4.4180. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4180. Acesso em: 2 juin. 2024.