GENERALIZED TURAN’S GRAPH THEOREM. Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics, [S. l.], v. 96, p. 69–73, 2004. Disponível em: https://annual.uni-sofia.bg/index.php/fmi/article/view/161. Acesso em: 11 jan. 2026.