TY  - BOOK
AU  - Boardman J M
AU  - Vogt R M
TI  - Homotopy invariant algebraic structures on topological spaces
U1  - 512.55 
PY  - 1973///
CY  - Berlin
PB  - Springer-Verlag
KW  - Invariant algebra
KW  - Topological algebra
ER  -