Mathematics

BOLYAI, JÁNOS.

Budapest, Hungarian Academy of Sciences, 1904.

ZUBLER, LEONHARD.

Basel, Ludwig Königs, 1607.

JACOBSON, NATHAN.

Princeton, Van Nostrand, (1960).

LAMBERT, JOHANN HEINRICH.

(Berlin, Haue et Spener, 1768).

EULER, LEONHARD.

(Berlin, Haude et Spener, 1767).

LAMBERT, JOHANN HEINRICH.

(Berlin, Haude et Spener, 1769).

ABEL, NIELS HENRIK - MEMORIAL VOLUMES.

Berlin, Uppsala & Stockholm, Paris, Almqvist & Wiksell, 1902-1904.

POINCARÉ, HENRI.

(Berlin, Uppsala & Stockholm, Paris, Almqvist & Wiksell, 1898).

JESSEN, BØRGE.

Kbhvn. 1930.

ROBERTSON, JOHN.

London, J. Nourse, 1775.

GROVER, FREDERICK W.

New York, Dover Publ., 1962.

MCLACHLAN, N.W.

Cambridge University Press 1955.

MCLACHLAN, N.W.

Cambridge, University Press, 1946.

NEUMANN, ERNST RICHARD.

Leipzig, B.G. Teubner, 1905.

HEINE, EDUARD.

Berlin, G.Reimer, 1843.

GAIER, DIETER.

Berlin, Springer, 1964.

FLANIGAN, FRANCIS J.

N.Y., Dover Publ., (1983).

LEPAGE, WILBUR R.

N.Y.,Dover Publ., (1961).