TY  - BOOK
AU  - Christensen, J P R
AU  - 
TI  - Topology and borel structure
U1  - 515.1 
PY  - 1974///
CY  - Amsterdam
PB  - North-Holland Publishing Company
KW  - borel structures
KW  - Topology
KW  - Set theory
KW  - Mathematics
KW  - Number theory
KW  - Group theory
KW  - Mathematical sciences
ER  -