CERF, R.; MARICONDA, C. . . Occurrence of gap for one-dimensional scalar autonomous functionals with one end point condition. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE, [S. l.], v. 26, n. 1, p. 131-148, 2023. DOI: 10.2422/2036-2145.202209_007. Disponível em: https://journals.sns.it/index.php/annaliscienze/article/view/5927. Acesso em: 20 feb. 2026.