2
Frontdoor-Url
Kostenfrei, Digitalisierung
Electronic Journal
3
Published in The astrophysical journal (1990)
Kostenfrei, Resolving-System
E-Article
4
5
Published in The astrophysical journal (1994)
Kostenfrei, Resolving-System
E-Article
6
8
9
10
11
12
Kostenfrei, Resolving-System
E-Article
13
Published in The astrophysical journal (1989)
Kostenfrei, Resolving-System
E-Article
14
15
16
18
Published in The astrophysical journal (1995)
Volltext, Kostenfrei, Resolving-System
E-Article