TY  - BOOK
AU  - Peanzagl T
AU  -  Pierlo W
TI  - Compact systems of sets
T2  - C Lecture motes in mathematics; 16
U1  - B217, K6 
PY  - 1969///
CY  - Berlin
PB  - Springer-Verlag         
KW  - Combinatories methods
ER  -