Stability of Minimal Surfaces and Eigenvalues of the Laplacian. Manfredo do Carmo; Joao Lucas Barbosa — 1980 Mathematische Zeitschrift
A Proof of a General Isoperimetric Inequality for Surfaces. Manfredo do Carmo; Joao Lucas Barbosa — 1978 Mathematische Zeitschrift
Prescribed mean curvature hypersurfaces in H n + 1 with convex planar boundary, II João Lucas Marques Barbosa; Ricardo Sa Earp Séminaire de théorie spectrale et géométrie