HAFFER, Rafał; GLIŃSKA-NEWEŚ, Aldona. Editorial. Journal of Positive Management, [S. l.], v. 5, n. 2, p. 2, 2014. DOI: 10.12775/3874. Disponível em: https://apcz.umk.pl/JPM/article/view/3874. Acesso em: 31 jan. 2025.