TY  - DATA
AU  - Johann Pfanzagl
AU  -  Wilfried Pierlo
TI  - Compact Systems of Sets
T2  - Lecture Notes in Mathematics
SN  - 9783540371724
PY  - 1966///
CY  - Heidelberg
PB  - Springer Berlin
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/BFb0078990
ER  -