TY  - BOOK
AU  - 
ED  - Alam, A.
ED  - Shaefer, HE.
ED  - Kogel, G.
TI  - Positron studies of condensed matter: selected papers..
U1  - 539.754, 
PY  - 1989///
CY  - New York
PB  - Adam Hilger
N1  - International positron workshop(1988: Munchen)
ER  -