TY  - BOOK
AU  - Lang, Serge
TI  - Fundamentals of differential geometry
T2  - Graduate texts in mathematics
SN  - 9788184896718
CY  - New Delhi
KW  - Differential calculus
KW  - Differential geometry
KW  - Frobenius -- Theorem
KW  - Geometry -- Differential geometry
KW  - Manifolds
N1  - Includes bibliographical references and index
ER  -