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31 |
The commutatorgroup of a free product Levi, Friedrich. - Leipzig : Dt. Nationalbibliothek, [1941], [Online-Ausg.]
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32 |
On a fundamental theorem of geometry Levi, Friedrich. - [S.l.] : [s.n.], [1940]
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33 |
On a fundamental theorem of geometry Levi, Friedrich. - Leipzig : Dt. Nationalbibliothek, [1940], [Online-Ausg.]
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34 |
Pairs of inverse moduls Levi, Friedrich. - [S.l.] : [s.n.], [1940]
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35 |
Pairs of inverse moduls Levi, Friedrich. - Leipzig : Dt. Nationalbibliothek, [1940], [Online-Ausg.]
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36 |
Remarks on Mr. V. Narasimha Murthi's paper: on a problem of arrangements (1) Levi, Friedrich. - [S.l.] : [s.n.], [1940?]
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37 |
Remarks on Mr. V. Narasimha Murthi's paper: on a problem of arrangements (1) Levi, Friedrich. - Leipzig : Dt. Nationalbibliothek, [1940?], [Online-Ausg.]
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38 |
On the fundamentals of analysis Levi, Friedrich. - Calcutta : Univ. of Calcutta, 1939
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39 |
On the fundamentals of analysis Levi, Friedrich. - Leipzig : Dt. Nationalbibliothek, 1939, [Online-Ausg.]
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40 |
On symmetric polynomials Levi, Friedrich. - [S.l.] : [s.n.], [1937]
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