Mathematics

NETTO, EUGEN.

Leipzig u. Berlin, Teubner, 1927.

SMULLYAN, RAYMOND M.

(No place), The Association for Symbolic Logic, Inc., 1957.

NEUMANN, JOHN V.

Berlin & Leipzig, Walter de Gruyter, 1929.

FREGE, G.

Leipzig, B. G. Teubner, 1903.

FREGE, G.

Breslau, Wilhelm Koebner, 1884

BÜSCH, JOHAN GEORG.

Hamburg, Hoffmann, 1798-1802.

BOHR, HARALD.

Copenhagen, G.E.C. Gad, 1910.

SONIN, N. (NIKOLAY YAKOVLEVICH).

Varsovie, 1889.

HOLZHEY, JOHANN CONRAD.

Ulm, Wagner, 1730.

WERTHEIM, GUSTAV.

Braunschweig, Viewg u. Sohn, 1902.

KAMKE, ERICH.

Leipzig, Hirzel, 1932.

OETTINGER, L.

Berlin, Georg Reimer, 1852.

BRUNS, HEINRICH.

Leipzig u. berlin, Teubner, 1906.

CZUBER, EMANUEL.

Leipzig, Teubner, 1903.

LANDAU, EDMUND.

Lpz. u. Bln., 1927.

RAUER, HEINZ.

Bln., 1968.

SCHEFFERS, GEORG.

Leipzig, B. G. Teubner, 1891.

HILBERT, DAVID.

Leipzig, B. G. Teubner, 1909.