APA (7th ed.) Citation

Langbein, T., & Spurzem, R. (1990). Interactions between stars and gas in galactic nuclei. Astronomy and astrophysics, 227, .

Chicago Style (17th ed.) Citation

Langbein, Thomas, and Rainer Spurzem. "Interactions Between Stars and Gas in Galactic Nuclei." Astronomy and Astrophysics 227 (1990).

MLA (9th ed.) Citation

Langbein, Thomas, and Rainer Spurzem. "Interactions Between Stars and Gas in Galactic Nuclei." Astronomy and Astrophysics, vol. 227, 1990.

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