Research Catalog

  • Ultraviolet observations of NGC 4395, the least luminous and nearest known Syfert 1 nucleus [microform] : final technical report / Alexei V. Filippenko; principal investigator.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1990]
    • 1990
  • Ultraviolet observations of clusters of Wolf-Rayet stars in the SBmIII galaxy, NGC 4214 [microform] : final technical report / Alexei V. Filippenko; principal investigator.

    • Text
    • [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1992]
    • 1992

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