KÖNIG, N.; HEIZMANN, L. M.; GÖRITZ, A. S.; SCHREDL, M. Colors in dreams and the introduction of color TV in Germany: An online study. International Journal of Dream Research, [S. l.], v. 10, n. 1, p. 59–64, 2017. DOI: 10.11588/ijodr.2017.1.34577. Disponível em: https://journals.ub.uni-heidelberg.de/index.php/IJoDR/article/view/34577. Acesso em: 14 jun. 2021.