LYONS, J. W. Derivatives of Solutions of $n$th Order Dynamic Equations on Time Scales. Sarajevo Journal of Mathematics, [S. l.], v. 19, n. 2, p. 193–205, 2024. DOI: 10.5644/SJM.19.02.05. Disponível em: https://sjm.anubih.ba/index.php/sjm/article/view/148. Acesso em: 15 oct. 2024.