VOLKOV, Vladislav V. On a norm property of Hilbert symbol over polynomial formal module in multidimensional local field. Vestnik of Saint Petersburg University. Mathematics. Mechanics. Astronomy, [S. l.], v. 3, n. 4, p. 552–557, 2020. Disponível em: https://math-mech-astr-journal.spbu.ru/article/view/8660. Acesso em: 19 may. 2024.