BACKMAN, Howard A. Limitation of Gaze. Canadian Journal of Optometry, [S. l.], v. 42, n. 3, p. 4, 1980. DOI: 10.15353/cjo.v42i3.4126. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4126. Acesso em: 17 feb. 2025.