TY  - BOOK
AU  - Cho K Ed.
TI  - Excitons
T2  - Topics in current physics; 14
U1  - C9B5,51:3, L9 
PY  - 1979///
CY  - Berlin
PB  - Springer-Verlag         
KW  -  Physics
KW  - Electron
ER  -