APA (7th ed.) Citation

Kügler, S. D., Heidt, J., & Esser, J. (2014). Properties of optically selected BL Lacertae candidates from the SDSS. Astronomy and astrophysics, 569, . https://doi.org/10.1051/0004-6361/201322594

Chicago Style (17th ed.) Citation

Kügler, Sven Dennis, Jochen Heidt, and Johannes Esser. "Properties of Optically Selected BL Lacertae Candidates from the SDSS." Astronomy and Astrophysics 569 (2014). https://doi.org/10.1051/0004-6361/201322594.

MLA (9th ed.) Citation

Kügler, Sven Dennis, et al. "Properties of Optically Selected BL Lacertae Candidates from the SDSS." Astronomy and Astrophysics, vol. 569, 2014, https://doi.org/10.1051/0004-6361/201322594.

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