Authors:
Ciardullo, R
Bond, HE
Sipior, MS
Fullton, LK
Zhang, CY
Schaefer, KG
Citation: R. Ciardullo et al., A Hubble Space Telescope survey for resolved companions of planetary nebula nuclei, ASTRONOM J, 118(1), 1999, pp. 488-508
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