G.V ALFEROV; G.G. IVANOV; V.S. KOROLEV. About Stability of Solutions to Systems of Differential Equations. Global Journal of Science Frontier Research, [S. l.], v. 24, n. F2, p. 17–26, 2024. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/102849. Acesso em: 3 dec. 2024.