TY  - BOOK
AU  - Klingenberg,Wilhelm
TI  - Lectures on closed geodesics
SN  - 3540083936
PY  - 1978///
CY  - Berlin
PB  - Springer-Verlag
KW  - Riemannian manifolds
KW  - Curves on surfaces
N1  - Includes bibliographical and indexes
ER  -