APA (7th ed.) Citation

Appenzeller, I. (1989). Collimated flows from young objects. Modeling the stellar environment - how and why?.

Chicago Style (17th ed.) Citation

Appenzeller, Immo. "Collimated Flows from Young Objects." Modeling the Stellar Environment - How and Why? 1989.

MLA (9th ed.) Citation

Appenzeller, Immo. "Collimated Flows from Young Objects." Modeling the Stellar Environment - How and Why?, 1989.

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