TY  - BOOK
AU  - Fouque, Pascal 
TI  - Structure, Mass and Distance of the Virgo Cluster from a Tolman-Bondi Model: European Southern Observatory, Scientific preprint No. 1431 
PY  - 2001///
CY  - [S.I.]
PB  - [European Southern Observatory]
KW  - ასტრონომია
ER  -