APA (7th ed.) Citation

Ahlfors, L. V. (1952). On the characterization of hyberbolic Riemann surfaces. Suomalainen Tiedeakat. [u.a.].

Chicago Style (17th ed.) Citation

Ahlfors, Lars Valerian. On the Characterization of Hyberbolic Riemann Surfaces. Helsinki [u.a.]: Suomalainen Tiedeakat. [u.a.], 1952.

MLA (9th ed.) Citation

Ahlfors, Lars Valerian. On the Characterization of Hyberbolic Riemann Surfaces. Suomalainen Tiedeakat. [u.a.], 1952.