Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201.
Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201.
Zuo, Pei; Yang, Dong; Wang, Jing; Staveley-Smith, Lister; Lin, Xuchen; For, Bi-Qing; Westmeier, Tobias; Wang, Jie; Spekkens, Kristine; Kilborn, Virginia; Ivy Wong, O.; Li, Di; Lee-Waddell, Karen; Catinella, Barbara; Ho, Luis C.; Koribalski, Bärbel; Lee, Bumhyun; Zhu, Ming (2022). "Mapping H I in the NGC 4636 Galaxy Group with FAST". Research in Astronomy and Astrophysics. 22 (9). Bibcode:2022RAA....22i5016Z. doi:10.1088/1674-4527/ac7f86.
Crook, Aidan C.; Huchra, John P.; Martimbeau, Nathalie; Masters, Karen L.; Jarrett, Tom; Macri, Lucas M. (2007). "Groups of Galaxies in the Two Micron All Sky Redshift Survey". The Astrophysical Journal. 655 (2): 790. arXiv:astro-ph/0610732. Bibcode:2007ApJ...655..790C. doi:10.1086/510201.
Zuo, Pei; Yang, Dong; Wang, Jing; Staveley-Smith, Lister; Lin, Xuchen; For, Bi-Qing; Westmeier, Tobias; Wang, Jie; Spekkens, Kristine; Kilborn, Virginia; Ivy Wong, O.; Li, Di; Lee-Waddell, Karen; Catinella, Barbara; Ho, Luis C.; Koribalski, Bärbel; Lee, Bumhyun; Zhu, Ming (2022). "Mapping H I in the NGC 4636 Galaxy Group with FAST". Research in Astronomy and Astrophysics. 22 (9). Bibcode:2022RAA....22i5016Z. doi:10.1088/1674-4527/ac7f86.