Ca II H and K Photometry on the UVBY System. III. The Metallicity Calibration for the Red Giants
Ca II H and K reversals in carbon stars.
CA II H and K spectroscopic observations in active binary systems
CA II H emission line cores of late-type dwarfs - Variability measurements and velocity field diagnostics
CA II H&K survey of Gamma Doradus candidates
Ca II H- and K-line variation in alpha Aquarii.
Ca II HK emission in rapidly rotating stars. Evidence for an onset of the solar-type dynamo
Ca II Interstellar Lines in the Southern Sky.
Ca Ii K and H Measurements from the SOLIS ISS Instrument
CA II K emission diagnostics. I - The widths and the strengths in a one-dimensional model
CA II K emission in Canopus
CA II K Emission Line Asymmetries Among Red Giants
Ca II K emission line profile in a flare atmosphere with turbulent velocity field AAnS 34/3 (1993) 279-287
Ca II K emission line profile in a flare atmosphere with turbulent velocity fields.
Ca II K Emission-Line Asymmetries Among Red Giants
CA II K line - A new metallicity indicator for RR Lyrae stars
CA II K line diagnostics of the dynamics of the solar flare atmosphere
Ca II K Line Reversals in Stellar Spectra.
CA II K Line Variations in the Spectrum Variable 73 Draconis.
Ca II K polarization as a diagnostic of temperature bifurcation