CAI, Shengyu; ZHENG, Yiqi; FENG, Hanwen. The Counting of Isomorphism Classes of Mixed Graphs. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 3, n. 3, p. 8772, 2025. DOI: 10.61173/bcdta134. Disponível em: https://stecep.deanfrancis.press/article/view/948. Acesso em: 4 nov. 2026.