GE, Ying; SHEN , Jianhua. Networks in Ponomarev-systems. Scientia Series A: Mathematical Sciences, [S. l.], v. 11, p. 25–29, 2025. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/71. Acesso em: 11 oct. 2025.