TY  - BOOK
AU  - Flachsmeyer J Ed.
AU  -  Poppe H Ed.
AU  -  Terpe F Ed.
ED  - Symposium on contributions to extension theory of topological structure (1967 : Berlin)
TI  - Proceeding on Contributions to extension theory of  topological structures
U1  - B316, K92 
PY  - 1969///
CY  - New York    
PB  -  Academic Press       
ER  -