1
by Kübert, Richard.
Published 1916
(CARLI) (Other Sources: (UIUdb)674156)
Book
3
Published 1954
(CARLI) (Other Sources: (UIUdb)7762888)
Journal / Magazine
5
by Bräker, Hans.
Published 1953
(CARLI) (Other Sources: (UIUdb)2482821)
Book
6
by Weick, Günter.
Published 2013
(CARLI) (Other Sources: (DPUdb)1149910)
Book Electronic
9
by Gildeggen, Rainer.
Published 2017
(CARLI) (Other Sources: (DPUdb)1248507)
Book Electronic
11
by Simonsen, Olaf.
Published 2013
(CARLI) (Other Sources: (DPUdb)1214936)
Book Electronic
12
by Clement, Hermann.
Published 1973
(CARLI) (Other Sources: (NIUdb)43294, (UIUdb)147252)
Book
13
by Schenkel, Hubertus.
Published 1980
(CARLI) (Other Sources: (UIUdb)5690)
Book
14
by Sieg, Harald.
Published 1963
(CARLI) (Other Sources: (UIUdb)616026)
Book
15
by Nerreter, Wilhelm.
Published 1973
(CARLI) (Other Sources: (UIUdb)617903)
Book
17
by Nerreter, Wilhelm.
Published 1965
(CARLI) (Other Sources: (UIUdb)1909288)
Book
18
Published 1982
(CARLI) (Other Sources: (UIUdb)599906)
Book
19
by Seiffert, Wolfgang.
Published 1983
(CARLI) (Other Sources: (UIUdb)739263)
Book
20
(CARLI) (Other Sources: (UIUdb)2970730)
Book