1
Published: 2000
2
Published: 1990-2001
3
Published: 1993-
4
Published: 1994-1998
5
Published: 2000-2010
6
Published: 2000-2011
7
Published: 2000-
Links: Get full text; Verlag
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8
Published: 2002
Links: Get full text; Verlag
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9
Published: 2004
10
Published: 1995-
11
Published: 1998-2001
12
Published: 1995-1999
13
Published: 1994-1999
14
Published: 1999-
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15
Published: 1995
16
Published: -1997;, 1995-
17
18
Published: 1999
19
Published: 1986-
20
Published: 2007-
Links: Get full text; Verlag
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