APA (7th ed.) Citation

Schweickhardt, J., Stahl, O., Szeifert, T., & Wolf, B. (1999). Revised mass determination of the super massive Wolf-Rayet star WR 22*. Astronomy and astrophysics, 347, .

Chicago Style (17th ed.) Citation

Schweickhardt, Jörg, Otmar Stahl, Thomas Szeifert, and Bernhard Wolf. "Revised Mass Determination of the Super Massive Wolf-Rayet Star WR 22*." Astronomy and Astrophysics 347 (1999).

MLA (9th ed.) Citation

Schweickhardt, Jörg, et al. "Revised Mass Determination of the Super Massive Wolf-Rayet Star WR 22*." Astronomy and Astrophysics, vol. 347, 1999.