RIJAVEC, A. The Problem of Form in the Work of Ivo Petrić. Musicological Annual, [S. l.], v. 11, n. 1, p. 101–108, 1975. DOI: 10.4312/mz.11.1.101-108. Disponível em: https://revije.ff.uni-lj.si/MuzikoloskiZbornik/article/view/5036. Acesso em: 22 jun. 2021.