Columbia subject headings:
Douglas, Jesse, 1897-1965.
Minimal surfaces.
Plateau's problem.
Plateau, Joseph Antoine Ferdinand, 1801-1883.
Radó, Tibor, 1895-1965.
Harvard subject headings:
Princeton subject headings:
Calculus of variations.
Douglas, Jesse, 1897-1965.
Global analysis (Mathematics)
Plateau's problem.
Radó, Tibor, 1895-1965.