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1
by Brandt, Otto, Dubbel, H., Franz, W., Hänchen, R.
Published 1923
Springer Berlin Heidelberg
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2
by Baer, H., Dubbel, H., Glage, G., Gruhl, W.
Published 1943
Springer Berlin Heidelberg
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3
by Baer, H., Dubbel, H., Glage, G., Gruhl, W.
Published 1943
Springer Berlin Heidelberg