Cite
A photometric survey of stars with circumstellar material
MLA
A. Lecavelier des Etangs, et al. “A Photometric Survey of Stars with Circumstellar Material.” Astronomy & Astrophysics, vol. 439, July 2005, pp. 571–74. EBSCOhost, https://doi.org/10.1051/0004-6361:20042401.
APA
A. Lecavelier des Etangs, Christian Nitschelm, Roger Ferlet, Alfred Vidal-Madjar, & E. H. Olsen. (2005). A photometric survey of stars with circumstellar material. Astronomy & Astrophysics, 439, 571–574. https://doi.org/10.1051/0004-6361:20042401
Chicago
A. Lecavelier des Etangs, Christian Nitschelm, Roger Ferlet, Alfred Vidal-Madjar, and E. H. Olsen. 2005. “A Photometric Survey of Stars with Circumstellar Material.” Astronomy & Astrophysics 439 (July): 571–74. doi:10.1051/0004-6361:20042401.