APA (7th ed.) Citation

Ricci, D., Proft, S., Schönebeck, F., & Wambsganß, J. (2013). Flux and color variations of the doubly imaged quasar UM673. Astronomy and astrophysics, 551(?), . https://doi.org/10.1051/0004-6361/201118755

Chicago Style (17th ed.) Citation

Ricci, Davide, Svea Proft, Frederik Schönebeck, and Joachim Wambsganß. "Flux and Color Variations of the Doubly Imaged Quasar UM673." Astronomy and Astrophysics 551, no. ? (2013). https://doi.org/10.1051/0004-6361/201118755.

MLA (9th ed.) Citation

Ricci, Davide, et al. "Flux and Color Variations of the Doubly Imaged Quasar UM673." Astronomy and Astrophysics, vol. 551, no. ?, 2013, https://doi.org/10.1051/0004-6361/201118755.