1
by Kothny, Erdmann
Published 1927
Springer Berlin Heidelberg

2
by Kothny, Erdmann
Published 1953
Springer Berlin Heidelberg

3
by Kothny, Erdmann
Published 1953
Springer Berlin Heidelberg

4
by Kothny, Erdmann
Published 1953
Springer Berlin Heidelberg

5
by Kothny, Erdmann
Published 1940
Springer Berlin Heidelberg

6
by Kothny, Erdmann
Published 1927
Springer Vienna

7
by Kothny, Erdmann
Published 1926
Springer Berlin Heidelberg