TY  - DATA
AU  - Wolf Iberkleid
AU  -  Ted Petrie
TI  - Smooth S1 Manifolds
T2  - Lecture Notes in Mathematics
SN  - 9783540375517
PY  - 1976///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0091045
ER  -