CVETKOVIĆ, Dragoš. Spectral recognition of graphs. Yugoslav Journal of Operations Research, [S. l.], v. 22, n. 2, p. 145–161, 2012. DOI: 10.2298/YJOR120925025C. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/337. Acesso em: 26 aug. 2025.