WEBER, B. Toric, \(U(2)\), and LeBrun metrics. CUBO, A Mathematical Journal, [S. l.], v. 22, n. 3, p. 395–410, 2020. DOI: 10.4067/S0719-06462020000300395. Disponível em: https://cubo.ufro.cl/ojs/index.php/cubo/article/view/2474. Acesso em: 15 may. 2024.