TY  - BOOK
AU  - Hilton, Peter J, 
AU  - 
TI  - Symposium on algebraic topology
T2  - Lecture Notes in Mathematics, No.0249
U1  - R  LNM.0249 
PY  - 1971///
CY  - Springer-Verlag, Berlin
KW  - Lecture Notes in Mathematics
ER  -