1
by Böhme, S., Fricke, W., Heinrich, I., Hofmann, W.
Published 1982
Springer Berlin Heidelberg
Subjects: '; ...Astronomy, Observations and Techniques...

2
by Esser, U., Hefele, H., Heinrich, I., Hofmann, W.
Published 1988
Springer Berlin Heidelberg
Subjects: '; ...Astronomy, Observations and Techniques...

3
by Esser, U., Hefele, H., Heinrich, Inge, Hofmann, W.
Published 1988
Springer Berlin Heidelberg
Subjects: '; ...Astronomy, Observations and Techniques...