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1 - Cyclic difference sets
Baumert, Leonard D.

Cote : [08.7 BAU 71]

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2 - Finite geometry and character theory
Pott, Alexander (1961-....)

Cote : [LNM 1601]

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3 - Grundzüge der Mengenlehre
Hausdorff, Félix (1868-1942)

Cote : [08 HAU 1949]