Authors:
Kalirai, JS
Richer, HB
Fahlman, GG
Cuillandre, JC
Ventura, P
D'Antona, F
Bertin, E
Marconi, G
Durrell, PR
Citation: Js. Kalirai et al., The CFHT Open Star Cluster Survey. II. Deep CCD photometry of the old openstar cluster NGC 6819, ASTRONOM J, 122(1), 2001, pp. 266-282
Authors:
Stetson, PB
Bolte, M
Harris, WE
Hesser, JE
van den Berg, S
VandenBerg, DA
Bell, RA
Johnson, JA
Bond, HE
Fullton, LK
Fahlman, GC
Richer, HB
Citation: Pb. Stetson et al., Ages for globular clusters in the outer galactic halo: The second-parameter clusters Palomar 3, Palomar 4, and Eridanus, ASTRONOM J, 117(1), 1999, pp. 247-263