38 citations · 38 across the 2 of their papers we have counts for
2 papers
astro-ph2005★ 38 cited
On metal-deficient barium stars and their link with yellow symbiotic stars
A. Jorissen, L. Zacs, S. Udry +2
This paper addresses the question of why metal-deficient barium stars are not yellow symbiotic stars (YSyS). Samples of (suspected) metal-deficient barium (mdBa) stars and YSyS hav…
astro-ph1995
Monitoring of the Einstein Cross with the Nordic Optical Telscope
R. Oestensen, S. Refsdal, R. Stabell +26
We report results from five years of monitoring of the Einstein Cross (Q 2237+0305) with the Nordic Optical Telescope. The photometry, mainly in the R and I bands, has been perform…