TY  - GEN
AU  - Contopoulos, G.
TI  - Reports on Astronomy: transactions of the International Astronomical Union, vol 16A Pt 1 
U1  - 520.6 
PY  - 1976///
CY  - Dordrecht
PB  - D.Reidel Publishing Co.
KW  - Astronomy
KW  - International Astronomical Union : Proceedings
ER  -