Hα Photography of Sa Galaxies.
Hα Photometry and Fabry-Perot Interferometry of Late-Type Galaxies.
Hα Photometry of Dm-Stars and Dk-Stars
Hα Photometry of SS433
Hα Photometry of Two Contact Binaries
Hα Photometry of X Persei
Hα Plumes in Spiral Galaxies
Hα Polarimetry as a Probe of Chromospheric Magnetic Fields
Hα polarimetry of the solar limb
Hα Polarization during a Well-observed Solar Flare: Proton Energetics and Implications for Particle Acceleration Processes
Hα Polarization Observations and Flare Energetics
Hα Position Determination of the Binary CIRCINUS-X-1
Hα Post-Flare Loops on 1981MAY16
Hα profile variations in Epsilon Aurigae.
Hα Profile Variations in Variable Luminous Yellow Supergiants
Hα Profiles for Balmer-Dominated SNRs in the LMC
Hα Profiles from the 2 August Events
Hα Profiles in the Chromosphere
Hα Profiles of Type II Supernovae
Hα Proxies for EIT Crinkles: Further Evidence for Preflare ``Breakout''-Type Activity in an Ejective Solar Eruption