Mathematics

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.

MACDUFFEE, C.C.

N.Y., Chelsea Publ. Co., 1946.

MAGNUS, W. UND FRITZ OBERHETTINGER.

Berlin, Springer, 1943.

BROGGI, HUGO.

Leipzig und Berlin, Teubner, 1911.

BOWLEY, ARTHUR L.

London, 1926.

TSCHUPROW (CHUPROW), A.A.

Leipzig, Berlin, B.G. Teubner, 1925.

CZUBER, EMANUEL.

Wien, Seidel & Sohn, 1921.

ACKERMANN, WILHELM.

Berlin, Julius Springer, 1925.

STEEN, ADOLPH.

Kjøbenhavn, Reitzel, 1879.

RUTHERFORD, D.E.

Edinborgh a. London, Oliver & Boyd, (1965).

POINCARÉ, HENRI.

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

KOWALEWSKI, GERHARD.

Lpz., 1933.

HINTIKKA, JAAKKO.

USA, Cambridge University Press, 1996.

MACWILLIAMS, JESSIE.

New York, American Telephone and Telegraph Company, 1964.

MACWILLIAMS, JESSIE.

New York, American Telephone and Telegraph Company, 1963.