STUDY OF STABILITY IN A FIRST APPROXIMATION. Eurasian Journal of Scientific and Multidisciplinary Research, [S. l.], v. 1, n. I, p. 113–118, 2025. DOI: 10.63666/ejsmr.1694-9013.1.I.2025.10. Disponível em: https://ejsmr.org/article/view/10. Acesso em: 29 apr. 2025.