TY  - BOOK
ED  - University de Liege
TI  - Quasars & gravitional lenses :proceedings of the 24th liege international astrophysical colloquium, June 21-24, 1983
U1  - 524.738+524.82:531.5(069) LIE 
PY  - 1983///
PB  - University de Liege
KW  - Astrophysical
KW  - Report
ER  -