Mathematics

HILBERT, DAVID.

Darmstadt, 1964.

COUTURAT, LOUIS.

Paris, Felix Alcan, 1905.

RIEMANN, BERNHARD.

Göttingen: Verlag der Dieterichschen Buchhandlung, 1860.

HALL, A. RUPERT.

Cambridge, London etc., Cambridge University Press, (1980).

BAIRE, RENÉ.

Paris, Gauthier-Villars, 1905.

WEYL, HERMANN.

Leipzig und Berlin, B.G. Teubner, 1913.

LA GRANGE (LAGRANGE), JOSEPH LOUIS. - MAXIMA AND MINIMA.

(Berlin, Haude et Spener, 1767 and Berlin, Ch. Fr. Voss, 1774).

POINCARÉ, HENRI.

(Berlin, Uppsala & Stockholm, Paris, 1895).

KLEIN, FELIX.

(Leipzig, B.F. Teubner, 1871 a. 1873).

WIEDEMANN, E. und F. HAUSER.

Halle, Max Niemeyer, 1918.

SLEPIAN, DAVID.

New York, American Telephone and Telegraph Company, 1962.

WYNER, A. D.

New York, American Telephone and Telegraph Company, 1975.

BONOLA, ROBERTO.

leipzig u. Berlin, teubner, 1908.

STIBITZ, GEORGE R. & JULE A. LARRIVEE.

N.Y., McGraw-Hill. 1957.

DOLEZEL, LUBOMIR AND RICHARD W. BAILEY.

N.Y., 1969.

KOWALEWSKI, GERHARD.

Berlin, 1954.

KIRCHHOFF, GUSTAVE ROBERT - KIRCHHOFF'S HYDRODYNAMICS.

Berlin, G. Reimer, 1870.

MATHEMATICAL REVIEWS. VOLS. 13-29.

London & Beccles, 1952-65.