Mathematics

PARZEN, EMANUEL.

San Francisco, 1962.

COX, D. R. & H. D. MILLER.

London, Methuen & Co., (1965).

CAYLEY, ARTHUR.

London, Taylor & Francis, 1854.

KÖRNER, T. W.

Cambridge, Cambridge University Press, 2000.

EUCLID (+) GEORG FOURNIER (+) BAZIN.

London, Edwardi Story, 1654.

KOWALEWSKI, GERHARD.

Lpz., 1933.

LAMBERT, JOHANN HEINRICH [NON-EUCLIDEAN GEOMETRY].

(Berlin, Haude & Spener, 1770).

RUSSELL, BERTRAND.

London, George Allen & Unwin, (1950).

LORENSEN, PAUL.

Berlin, Springer, 1955.

BELL, E.T.

N.Y., McGraw-Hill, 1940.

SCHOLZ, HEINRICH & GISBERT HASENJAEGER.

Berlin & Göttingen & Heidelberg, Springer-Verlag, 1961.

BETH, E. W.

Paris, Gauthier-Villards, 1950.

BETH, E. W.

Paris, Gauthier-Villards, 1955.

WANG, HAO. & ROBERT NAUGHTON.

Paris, Gauthier-Villars, 1953.

POINCARÉ, HENRI.

(Berlin, Uppsala & Stockholm, Paris, Almqvist & Wiksell, 1897).

OTTO, J.C.F.

Berlin, Jonqs Verlagsbuchhandlung, 1833.

HARKNESS, JAMES and FRANK MORLEY.

London a. N.Y., Macmillan and Co., 1893.

ACKERMANN, WILHELM.

Berlin, Julius Springer, 1925.