MARTIŠIUS, V. The Poggendorff illusion with nonparallel lines. Psichologija, [S. l.], v. 13, p. 56–62, 1995. DOI: 10.15388/Psichol.1995.13.9040. Disponível em: https://www.zurnalai.vu.lt/psichologija/article/view/9040. Acesso em: 17 nov. 2025.