Aghanim, N., Bartelmann, M., & Schäfer, B. M. (2011). Planck early results: IX. XMM-Newton follow-up for validation of Planck cluster candidates. Astronomy and astrophysics, 536, . https://doi.org/10.1051/0004-6361/201116460
Chicago Style (17th ed.) CitationAghanim, Nabila, Matthias Bartelmann, and Björn Malte Schäfer. "Planck Early Results: IX. XMM-Newton Follow-up for Validation of Planck Cluster Candidates." Astronomy and Astrophysics 536 (2011). https://doi.org/10.1051/0004-6361/201116460.
MLA (9th ed.) CitationAghanim, Nabila, et al. "Planck Early Results: IX. XMM-Newton Follow-up for Validation of Planck Cluster Candidates." Astronomy and Astrophysics, vol. 536, 2011, https://doi.org/10.1051/0004-6361/201116460.
Warning: These citations may not always be 100% accurate.