H+2 Absorption as a Source of Continuous Opacity in the Stellar Atmospheres

H+K spectroscopy of luminous infrared galaxies.

H, Pressure-Induced Lines in the Spectra of the Major Planets

H- and He-burning central stars and the evolution to white dwarfs

H-alpha +[NII] Observations of the HII Regions in M81

H-alpha absolute chromospheric fluxes in G and K dwarfs and subgiants

H-alpha absorption in the type-Ia supernova 1990M during its early phases

H-alpha and Free-Free Emission from the WIM

H-alpha and H-beta emission in quiescent prominences

H-alpha and H-beta line profiles of Be stars

H-Alpha and Hard X-Ray Observations of a Two-Ribbon Flare Associated with a Filament Eruption

H-alpha and O I photometry of the Pleiades

H-alpha as a tracer of mass loss from OB stars

H-alpha Distance Constraints for High-Velocity Clouds in the Galactic Halo

H-alpha emission and absorption from a localized region above the surface of a Be star

H-alpha emission and mass loss from metal-poor giants

H-alpha emission in beat Cepheids

H-alpha emission in old giants

H-alpha emission lines in high-redshift quasars

H-alpha emission profiles in Nova Cygni 1975