21
Published: 2005
22
Published: 2013
23
Published: 1991
24
Published: 1987
25
Published: 1991
26
Published: 2002
27
Published: 1884
28
Published: 1976
29
Published: 1994
30
Published: 2013
31
Published: 2007
32
Published: 2001
33
Published: 2019
34
Published: [2022]
Superior document: Title is part of eBook package: De Gruyter DGBA Mathematics - 1990 - 1999
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