TY  - BOOK
AU  - International Institute of Physics,Brussels, x
AU  - x
TI  - The structure and evolution of Galaxies ; : proceedings of the 13th conference . . . 
SN  - x 
U1  - 523.113/INS  
PY  - 1965///
CY  - London 
PB  - Interscience Pub. 
KW  - Astronomy
ER  -