4 citations · 4 across the 2 of their papers we have counts for
2 papers
astro-ph2006
Spectral variations of AeBe Herbig stars in the Mon R1 association
L. A. Pavlova, L. N. Kondratyeva, R. R. Valiullin
We present the change in the Halpha emission-line profile of the spectra of some AeBe Herbig stars. In the spectrum of VY Mon, Halpha may have one of three profile types: P Cyg, P…
astro-ph2006★ 4 cited
Spectral variability of planetary nebulae and related objects
L. N. Kondratyeva
The results of long-term spectral observations were used to search for changes in planetary nebulae and emission-line stars. Significant increase of excitation degree is found in t…