1
by Triepel, Hermann, Stieve, H.
Published 1936
J.F. Bergmann-Verlag

2
by Triepel, Hermann, Stieve, H.
Published 1940
J.F. Bergmann-Verlag

3
by Triepel, Hermann, Stieve, H.
Published 1939
J.F. Bergmann-Verlag

4
by Triepel, Hermann, Stieve, H.
Published 1936
J.F. Bergmann-Verlag