Bell, Eric F. et al. Nearly 5000 Distant Early‐Type Galaxies in COMBO‐17: A Red Sequence and Its Evolution since z=1, The Astrophysical Journal, 608:752-767, 2004 June 20. Архивная копия от 9 апреля 2019 на Wayback Machine
Schawinski, Kevin; Urry, C. Megan; Simmons, Brooke D.; Fortson, Lucy; Kaviraj, Sugata; Keel, William C.; Lintott, Chris J.; Masters, Karen L.; Nichol, Robert C.; Sarzi, Marc; Ramin; Skibba; Treister, Ezequiel; Willett, Kyle W.; Wong, O. Ivy; Yi, Sukyoung K.The Green Valley is a Red Herring: Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early- and late-type galaxies(англ.): journal.— 2014.— doi:10.1093/mnras/stu327.— Bibcode:2014MNRAS.440..889S.— arXiv:1402.4814.
Schawinski, Kevin; Urry, C. Megan; Simmons, Brooke D.; Fortson, Lucy; Kaviraj, Sugata; Keel, William C.; Lintott, Chris J.; Masters, Karen L.; Nichol, Robert C.; Sarzi, Marc; Ramin; Skibba; Treister, Ezequiel; Willett, Kyle W.; Wong, O. Ivy; Yi, Sukyoung K.The Green Valley is a Red Herring: Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early- and late-type galaxies(англ.): journal.— 2014.— doi:10.1093/mnras/stu327.— Bibcode:2014MNRAS.440..889S.— arXiv:1402.4814.
Schawinski, Kevin; Urry, C. Megan; Simmons, Brooke D.; Fortson, Lucy; Kaviraj, Sugata; Keel, William C.; Lintott, Chris J.; Masters, Karen L.; Nichol, Robert C.; Sarzi, Marc; Ramin; Skibba; Treister, Ezequiel; Willett, Kyle W.; Wong, O. Ivy; Yi, Sukyoung K.The Green Valley is a Red Herring: Galaxy Zoo reveals two evolutionary pathways towards quenching of star formation in early- and late-type galaxies(англ.): journal.— 2014.— doi:10.1093/mnras/stu327.— Bibcode:2014MNRAS.440..889S.— arXiv:1402.4814.
Bell, Eric F. et al. Nearly 5000 Distant Early‐Type Galaxies in COMBO‐17: A Red Sequence and Its Evolution since z=1, The Astrophysical Journal, 608:752-767, 2004 June 20. Архивная копия от 9 апреля 2019 на Wayback Machine