1
by Häfner, Heinz
Published 1986
Springer Berlin Heidelberg

2
by Häfner, Heinz
Published 2002
Steinkopff

3
by Häfner, Heinz
Published 1994
Springer Berlin Heidelberg

4
by Häfner, Heinz
Published 2000
Springer Berlin Heidelberg

6
by Heiden, Wolfram, Krumm, Bertram, Häfner, Heinz
Published 1989
Springer Berlin Heidelberg

7
by Häfner, Heinz
Published 1995
Springer Berlin Heidelberg

9
by Häfner, Heinz
Published 1991
Springer Berlin Heidelberg