TY  - SER
AU  - Bergeron, J.
ED  - International Astronomical Union.
ED  - Astronomical Society of the Pacific.
TI  - Highlights of astronomy. - Vol. 9 : : as presented at the XXIst general assembly of the IAU, 1991
SN  - 0792319168
SN  - 1539-2996
AV  - QB51 .I57
U1  - 520 
PY  - 1992///.
CY  - Dordrecht
PB  - D. Reidel., 
KW  - Astronomy
KW  - Congresses
KW  - Sterrenkunde
KW  - gtt
N1  - Published: San Francisco, CA : Astronomical Society of the Pacific, <1992->
ER  -