TRALLI, G. Characterizing Spheres in ℂ2 by Their Levi Curvature: A Result à la Jellett. Bruno Pini Mathematical Analysis Seminar, [S. l.], v. 8, n. 1, p. 90–101, 2017. DOI: 10.6092/issn.2240-2829/7692. Disponível em: https://mathematicalanalysis.unibo.it/article/view/7692. Acesso em: 28 apr. 2024.