TY  - DATA
AU  - Peter Orlik
TI  - Seifert Manifolds
T2  - Lecture Notes in Mathematics
SN  - 9783540379898
PY  - 1972///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0060329
ER  -