RIJAVEC, A. Concerning the Tonality and Harmony in the Compositions of Slavko Osterc. Musicological Annual, [S. l.], v. 6, n. 1, p. 38–53, 1970. DOI: 10.4312/mz.6.1.38-53. Disponível em: https://revije.ff.uni-lj.si/MuzikoloskiZbornik/article/view/4747. Acesso em: 20 oct. 2021.