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Publications by D. Tytler
Spectral Shape of the UV Ionizing Background and He II Absorption at Redshifts 1.8 < Z < 2.9
Astronomy and Astrophysics
Astrophysics
Astronomy
Planetary Science
Space
Discovery of a New Quadruply Lensed QSO: HS 0810+2554 – A Brighter Twin to PG 1115+080
Astronomy and Astrophysics
Astrophysics
Astronomy
Planetary Science
Space