1
by Bauer, Friedrich L., Gnatz, Rupert, Hill, Ursula
Published 1975
Springer Berlin Heidelberg

2
by Bauer, Friedrich L., Gnatz, Rupert, Hill, Ursula
Published 1976
Springer Berlin Heidelberg

3
by Nowacki, Horst
Published 1983
Springer Berlin Heidelberg
Other Authors: '; ...Gnatz, Rupert...