VICTOR, B. de L. Fourier analysis for Denjoy–Carleman classes on the torus. Annales Fennici Mathematici, [S. l.], v. 46, n. 2, p. 869–895, 2021. Disponível em: https://afm.journal.fi/article/view/110606. Acesso em: 7 apr. 2025.