THE SOCIO-ECONOMIC SIGNIFICANCE OF MUSIC FESTIVALS ON THE EXAMPLE OF POL’AND’ROCK FESTIVAL. Research Bulletins of the Faculty of Economic Sciences, [S. l.], n. 28, 2025. Disponível em: https://ezeszyty.wne.tu.koszalin.pl/index.php/zeszyty/article/view/353. Acesso em: 20 jul. 2025.