RYAN, Jim. An inside look at your new campaign | Votre nouvelle campagne. Canadian Journal of Optometry, [S. l.], v. 70, n. 5, 2008. DOI: 10.15353/cjo.70.679. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/679. Acesso em: 12 jan. 2025.