Template:Lang1999
From Manifold Atlas
S. Lang, Fundamentals of differential geometry, Graduate Texts in Mathematics, 191. Springer-Verlag, New York, 1999. MR1666820 Zbl 0932.53001
S. Lang, Fundamentals of differential geometry, Graduate Texts in Mathematics, 191. Springer-Verlag, New York, 1999. MR1666820 Zbl 0932.53001