On-line 3CRR database: reference
Reference(s) for the field `r magnitude' for object 3C68.2
Djorgovski S., Spinrad H., McCarthy P., Dickinson M., van Breugel W.J.M., Strom R.G., 1988,
AJ, 96, 836
Lilly S.J., Longair M.S., 1984,
MNRAS, 211, 833