TY  - BOOK
AU  - Burkhardt,G.
TI  - Astronomy and Astrophysics Abstracts/ed,by
SN  - 3540=52889X
U1  - A1101A89f1787a 
PY  - 1990///
CY  - Berlin
PB  - Springer Verlag
KW  - Astronomy-Astrophysics
KW  - Bibliography
N1  - Vol.50B (!(627-1429); Literature 1989,Part2
ER  -