MARX, T. “Invisible management” – group cohesion in semi-professional music groups. Miscellanea Anthropologica et Sociologica, [S. l.], v. 20, n. 2, p. 155–172, 2019. Disponível em: https://czasopisma.bg.ug.edu.pl/index.php/maes/article/view/3675. Acesso em: 24 wrz. 2022.