Harris Hancock
Elliptic Integrals
Lectures on the Theory of Elliptic Functions
Lectures on the theory of maxima and minima of functions of several
Lectures on the Theory of Maxima and Minima of Functions of Several Variables.
Theory of maxima and minima
Development of the Minkowski geometry of numbers
Foundations of the theory of algebraic numbers
Lectures on the calculus of variations
Lectures on the Theory of Elliptic Functions; Volume 1
Lectures on the Theory of Maxima and Minima of Functions of Several Variables. (Weierstrass' Theory. )