BETTIOL, Piernicola; MARICONDA, Carlo. The basic problem of the calculus of variations: Du Bois-Reymond equation, regularity of minimizers and of minimizing sequences. Bruno Pini Mathematical Analysis Seminar, [S. l.], v. 13, n. 1, p. 26–43, 2022. DOI: 10.6092/issn.2240-2829/16156. Disponível em: https://mathematicalanalysis.unibo.it/article/view/16156. Acesso em: 21 nov. 2024.