TY  - BOOK
AU  - Dold, A. [ed.]
AU  - Eckmann, B. [ed.]
TI  - Lecture notes in mathematics [v.899]
SN  - 3540111735
U1  - 510.4 
PY  - 1981///
CY  - Heidelberg
PB  - Springer
UR  - http://link.springer.com/bookseries/304
ER  -