Touhami, Y.; Gies, D. R.; Schaefer, G. H.; McAlister, H. A.; Ridgway, S. T.; Richardson, N. D.; Matson, R.; Grundstrom, E. D.; Ten Brummelaar, T. A.; Goldfinger, P. J.; Sturmann, L.; Sturmann, J.; Turner, N. H.; Farrington, C. (2013). „A CHARA Array Survey of Circumstellar Disks around Nearby Be-type Stars”. The Astrophysical Journal. 768 (2): 128. Bibcode:2013ApJ...768..128T. S2CID9488327. arXiv:1302.6135. doi:10.1088/0004-637X/768/2/128.
Touhami, Y.; Gies, D. R.; Schaefer, G. H.; McAlister, H. A.; Ridgway, S. T.; Richardson, N. D.; Matson, R.; Grundstrom, E. D.; Ten Brummelaar, T. A.; Goldfinger, P. J.; Sturmann, L.; Sturmann, J.; Turner, N. H.; Farrington, C. (2013). „A CHARA Array Survey of Circumstellar Disks around Nearby Be-type Stars”. The Astrophysical Journal. 768 (2): 128. Bibcode:2013ApJ...768..128T. S2CID9488327. arXiv:1302.6135. doi:10.1088/0004-637X/768/2/128.
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Touhami, Y.; Gies, D. R.; Schaefer, G. H.; McAlister, H. A.; Ridgway, S. T.; Richardson, N. D.; Matson, R.; Grundstrom, E. D.; Ten Brummelaar, T. A.; Goldfinger, P. J.; Sturmann, L.; Sturmann, J.; Turner, N. H.; Farrington, C. (2013). „A CHARA Array Survey of Circumstellar Disks around Nearby Be-type Stars”. The Astrophysical Journal. 768 (2): 128. Bibcode:2013ApJ...768..128T. S2CID9488327. arXiv:1302.6135. doi:10.1088/0004-637X/768/2/128.
Needham, J. (1974). „Astronomy in Ancient and Medieval China”. Philosophical Transactions of the Royal Society of London. Series A, Mathematical and Physical Sciences. 276 (1257): 67—82. JSTOR74275.". Philosophical Transactions of the Royal Society of London. „Series A,”. Mathematical and Physical Sciences. 276 (1257)., The Place of Astronomy in the Ancient World (May 2, 1974), pp. 67–82. Accessed 9 Oct 2012.
Touhami, Y.; Gies, D. R.; Schaefer, G. H.; McAlister, H. A.; Ridgway, S. T.; Richardson, N. D.; Matson, R.; Grundstrom, E. D.; Ten Brummelaar, T. A.; Goldfinger, P. J.; Sturmann, L.; Sturmann, J.; Turner, N. H.; Farrington, C. (2013). „A CHARA Array Survey of Circumstellar Disks around Nearby Be-type Stars”. The Astrophysical Journal. 768 (2): 128. Bibcode:2013ApJ...768..128T. S2CID9488327. arXiv:1302.6135. doi:10.1088/0004-637X/768/2/128.