MARONCELLI, D.; RODRÍGUEZ, J. On the solvability of nonlinear impulsive boundary value problems. Topological Methods in Nonlinear Analysis, [S. l.], v. 44, n. 2, p. 381–398, 2016. Disponível em: https://apcz.umk.pl/TMNA/article/view/TMNA.2014.052. Acesso em: 3 jul. 2024.