SKALICKÝ , R.; MELUZÍN, T.; ZINECKER, M. Brand valuation: an innovative approach based on the risk difference. Oeconomia Copernicana, [S. l.], v. 12, n. 1, p. 159–191, 2021. DOI: 10.24136/oc.2021.007. Disponível em: http://economic-research.pl/Journals/index.php/oc/article/view/1875. Acesso em: 19 may. 2022.