ON THE CURVATURA INTEGRA IN A RIEMANNIAN MANIFOLD

[1] ALEXANDROFF P, TOPOLOGIE, V1, P550

[2] The Gauss-Bonnet theorem for Riemannian polyhedra [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1943, 53 (1-3) : 101 - 129

[3] A simple intrinsic proof of the Gauss-Bonnet formula for closed Riemannian manifolds [J]. ANNALS OF MATHEMATICS, 1944, 45 : 747 - 752

[4] LEFSCHETZ S, 1930, TOPOLOGY, P272

[5] STIEFEL E, 1936, COMM MATH HELV, V8, P339

[6] WEYL H, 1939, AM J MATH, V61, P465

[7] WHITNEY H, 1941, U MICHIGAN C, P127

[1] ALEXANDROFF P, TOPOLOGIE, V1, P550

[2] The Gauss-Bonnet theorem for Riemannian polyhedra [J]. TRANSACTIONS OF THE AMERICAN MATHEMATICAL SOCIETY, 1943, 53 (1-3) : 101 - 129

[3] A simple intrinsic proof of the Gauss-Bonnet formula for closed Riemannian manifolds [J]. ANNALS OF MATHEMATICS, 1944, 45 : 747 - 752

[4] LEFSCHETZ S, 1930, TOPOLOGY, P272

[5] STIEFEL E, 1936, COMM MATH HELV, V8, P339

[6] WEYL H, 1939, AM J MATH, V61, P465

[7] WHITNEY H, 1941, U MICHIGAN C, P127