Cita APA (7a ed.)

Tromba, A. (1977). On the number of simply connected minimal surfaces spanning a curve. American Mathematical Society.

Cita Chicago Style (17a ed.)

Tromba, Anthony. On the Number of Simply Connected Minimal Surfaces Spanning a Curve. Providence, Rhode Island: American Mathematical Society, 1977.

Cita MLA (8a ed.)

Tromba, Anthony. On the Number of Simply Connected Minimal Surfaces Spanning a Curve. American Mathematical Society, 1977.