Items where Author is "<span class="person_name">Hagen, H.J.</span>"
Number of items: 4.
Spectral analysis of sdB Stars from the Hamburg Quasar Survey. (2003)
H. Edelmann,
U. Heber,
H.J. Hagen,
S. Dreizler,
R. Napiwotzki,
D. Engels
and
M. Lemke
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SPY - the ESO Supernovae type Ia Progenitor survey. (2003)
R. Napiwotzki,
N. Christlieb,
H. Drechsel,
H.J. Hagen,
U. Heber,
D. Homeier,
C. Karl,
D. Koester,
B. Leibundgut,
T.R. Marsh,
S. Moehler,
G. Nelemans,
E.M. Pauli,
D. Reimers,
A. Renzini
and
L. Yungelson
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High-resolution UVES/VLT spectra of white dwarfs observed for the ESO SN Ia progenitor survey (SPY). I. (2001)
D. Koester,
R. Napiwotzki,
N. Christlieb,
H. Drechsel,
H.J. Hagen,
U. Heber,
D. Homeier,
C. Karl,
B. Leibundgut,
S. Moehler,
G. Nelemans,
D. Reimers,
E.M. Pauli,
A. Renzini
and
L. Yungelson
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Search for progenitors of supernovae type Ia with SPY. (2001)
R. Napiwotzki,
N. Christlieb,
H. Drechsel,
H.J. Hagen,
U. Heber,
D. Homeier,
C. Karl,
D. Koester,
B. Leibundgut,
T.R. Marsh,
S. Moehler,
G. Nelemans,
E.M. Pauli,
D. Reimers,
A. Renzini
and
L. Yungelson