APA (7th ed.) Citation

Hackman, T., Ilyin, I., Lehtinen, J. J., Kochukhov, O., Käpylä, M. J., Piskunov, N., & Willamo, T. (2019). Starspot activity of HD 199178: Doppler images from 1994-2017. Astronomy & Astrophysics / Astronomie et Astrophysique, 625, 1. https://doi.org/10.1051/0004-6361/201834763

Chicago Style (17th ed.) Citation

Hackman, T., I. Ilyin, J. J. Lehtinen, O. Kochukhov, M. J. Käpylä, N. Piskunov, and T. Willamo. "Starspot Activity of HD 199178: Doppler Images from 1994-2017." Astronomy & Astrophysics / Astronomie Et Astrophysique 625 (2019): 1. https://doi.org/10.1051/0004-6361/201834763.

MLA (9th ed.) Citation

Hackman, T., et al. "Starspot Activity of HD 199178: Doppler Images from 1994-2017." Astronomy & Astrophysics / Astronomie Et Astrophysique, vol. 625, 2019, p. 1, https://doi.org/10.1051/0004-6361/201834763.