1 Title in Kapsel 9

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  Einführung in die Mengenlehre. (Bonn, S.S. 1912, 2 St.) (Greifswald, WS 1915/16, 2 St.)

  Hausdorff, Felix

  Bonn, 1912-1916 [S.S. 1912 [bis] WS 1915/16]