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| | Lions, J.-L. (Jacques-Lou... | Non-homogeneous boundary value problems ... | 1972 | | 10 bibl. |
| | Lions, J.-L. (Jacques-Lou... | Non-homogeneous boundary value problems ... | 1973 | | 10 bibl. |
| | Robinson, Derek John Scot... | Finiteness conditions and generalized so... | 1972 | | 7 bibl. |
| | Robinson, Derek John Scot... | Finiteness conditions and generalized so... | 1972 | | 7 bibl. |
| | Robinson, Abraham, 1918-1... | On the metamathematics of algebra / Abra... | 1951 | | 10 bibl. |
| | Landau, Edmund, 1877-1938 | Handbuch der Lehre von der Verteilung de... | 1909 | | 4 bibl. |
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| | Landau, Edmund, 1877-1938 | Handbuch der Lehre von der Verteilung de... | 1909 | | 9 bibl. |
| | Minkowski, Hermann, 1864-... | Diophantische Approximationen : Eine Ein... | 1907 | | 4 bibl. |