PERNEK, Špela. Musical Improvisation. In: KOVAČIČ, Bojan (ed.). Širjenje obzorij o poučevanju glasbe. [s.l.] : University of Maribor Press,2025. p. 241–246. DOI: 10.18690/um.pef.3.2025.39. Disponível em: https://press.um.si/index.php/ump/catalog/book/960/chapter/537. Acesso em: 1 jun. 2026.