Calculus of variations in mathematical physics.
Lauwerier, H. A.
Calculus of variations in mathematical physics. - Amsterdam ; Mathematisch Centrum, 1980. - [8], 99 p.: - Mathematical Centre tracts; 14. .
515.64 / L391c
Calculus of variations in mathematical physics. - Amsterdam ; Mathematisch Centrum, 1980. - [8], 99 p.: - Mathematical Centre tracts; 14. .
515.64 / L391c