Integral Equations Calculus Of Variations Vol. 3 Part 2

Differential Equations and the Calculus of Variations (Paperback or Softback)

Differential Equations and the Calculus of Variations by L. Elsgolts, Mir, 1970

Companion Encyclopedia of the History and Philosophy of the Mathematical Science

Calculus of Variations: With Applications to Physics and Engineering by Robert W

Differential and Integral Calculus Vol II – R. Courant – Hardcover – Wiley – VG

Differential Equations and the Calculus of Variations

Exterior Differential Systems and the Calculus of Variations by P.A. Griffiths (