TY  - BOOK
AU  - Ludwig,W.
TI  - Symmetries in physics: group theory applied to physical problems 
SN  - 3540602844 (Berlin : softcover : acidfree paper)
AV  - QC174 .L83 1996
U1  - 530.1/522 20
PY  - 1996///
CY  - Berlin, New York
PB  - Springer
KW  - ფიზიკა
N1  - "Study edition"--Cover
ER  -