1
by Schaefer, Helmut
Published 1985
Springer Berlin Heidelberg
Subjects: '; ...Energy and state...

2
by Schaefer, Helmut
Published 1987
Springer Berlin Heidelberg
Subjects: '; ...Energy and state...

3
by Schaefer, Helmut
Published 1981
Springer Berlin Heidelberg
Subjects: '; ...Energy and state...