VERA VILLAGRÁN, Octavio Paulo. Gain of regularity for a nonlinear dispersive equation. Scientia Series A: Mathematical Sciences, [S. l.], v. 9, p. 53–62, 2025. DOI: 10.71712/. Disponível em: https://revistas.usm.cl/scientia/article/view/242.. Acesso em: 19 aug. 2025.