PETROSYAN , P. A. .; KHACHATRYAN, N. A. . Interval Total Colorings of Graphs with a Spanning Star. Mathematical Problems of Computer Science, [S. l.], v. 32, p. 78–85, 2021. Disponível em: http://mpcs.sci.am/index.php/mpcs/article/view/370. Acesso em: 7 may. 2024.