STRZELECKI, M. The Lp-norms of the Beurling–Ahlfors transform on radial functions. Annales Fennici Mathematici, [S. l.], v. 42, n. 1, p. 73–93, 2017. DOI: 10.5186/aasfm.2017.4204. Disponível em: https://afm.journal.fi/article/view/135650. Acesso em: 11 may. 2024.