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• 001 Exact sciences and technology.
  • 001E Earth, ocean, space. (See also 001D14F, 001D06B02B, 001D06B01B, 001C02D)
    • 001E03 Astronomy.
      • 001E03D Stellar systems. Galactic and extragalactic objects and systems. The Universe.
        • 001E03D62 Characteristics and properties of external galaxies and extragalactic objects.
          • 001E03D62R Intergalactic matter ; quasar absorption and emission-line systems ; Lyman forest.

Title

• en : Intergalactic matter ; quasar absorption and emission-line systems ; Lyman forest.
• fr : Matière intergalactique ; systèmes de raies d'émission et d'absorption des quasars ; forêt Lyman.

SKOS Notation

001E03D62R

In the plan

Pascal Classification Scheme