APA (7th ed.) Citation

Ergun, E. (2009). On the Spectrum of a Discrete Non-Hermitian Quantum System. Symmetry, Integrability and Geometry: Methods and Applications.

Chicago Style (17th ed.) Citation

Ergun, E. "On the Spectrum of a Discrete Non-Hermitian Quantum System." Symmetry, Integrability and Geometry: Methods and Applications 2009.

MLA (8th ed.) Citation

Ergun, E. "On the Spectrum of a Discrete Non-Hermitian Quantum System." Symmetry, Integrability and Geometry: Methods and Applications, 2009.

Warning: These citations may not always be 100% accurate.