SOLUTION OF SOME LINEAR SYSTEMS OF ORDINARY DIFFERENTIAL EQUATIONS WITH VARIABLE COEFFICIENTS. Advances in Differential Equations and Control Processes, [S. l.], v. 29, p. 1–11, 2022. DOI: 10.17654/0974324322030. Disponível em: https://pphmjopenaccess.com/adecp/article/view/495. Acesso em: 5 jan. 2026.