AISAGALIEV, S. A.; ABENOV, B. K. The global asymptotic stability dynamic system with cylindrical phase space. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 65, n. 2, p. 29–35, 2010. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/230. Acesso em: 22 dec. 2024.