NUGMANOVA, G.N.; SAGIDULLAYEVA, Zh.M. Generalized spin model with vector potential and its solution. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 86, n. 2, p. 91–96, 2017. DOI: 10.31489/2017m2/91-96. Disponível em: https://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/166. Acesso em: 10 jul. 2025.