TY  - BOOK
AU  - Szebehely,Victor G.
AU  - Balazas,Bela
TI  - Dynamic astrology : : proceedings of the second U. S.- Hungary work shop / 
SN  - 0292715072
U1  - 521 DYN 
PY  - 1985///
CY  - Austin: 
PB  - University of Texas Press, 
KW  - Astrodynamics
ER  -