TY  - BOOK
AU  - Ludwig W
AU  -  Falter C
TI  - Symmetries in physics: Group theory applied to physical problems
T2  - Springer series in solid-state sciences; 64
U1  - C:(B27), M8 
PY  - 1988///
CY  - Berlin
PB  - Springer-Verlag         
KW  -  Group theory
KW  - Physics
ER  -