1
by Kutschera-Aichbergen, Adolf
Published 1926
Springer Vienna

5
Published 1953
Springer Vienna

6
by Kurstak, Edouard
Published 1993
Springer Vienna

8
by Homma, Hans
Published 1958
Springer Vienna

11
by Waerden, B. L.
Published 1968
Springer Basel

12
Published 1995
Birkhäuser Basel

13
by Young, David
Published 1994
Birkhäuser Basel

15
by Dugdale, David
Published 1993
Macmillan Education UK

18
Published 1978
Physica-Verlag HD