TY  - BOOK
AU  - 
ED  - International Astronomical Union.
TI  - Planetary nebulae: proceedings of the 131st Symposium of the International Astronomical Union held in Mexico City, Mexico, October 5-9, 1987 
SN  - 0792300025 (U.S.)
AV  - QB855.5 .I67 1987
U1  - 523.8 19
PY  - 1989///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Planetary nebulae
KW  - Congresses
N1  - At head of title: International Astronomical Union, Union astronomique internationale; Includes bibliographies and indexes
ER  -