Peterson, B.A.; Ellis, R.S.; Kibblewhite, E.J.; Bridgeland, M.T. «Number magnitude counts of faint galaxies». Astrophysical Journal, Part 2 - Letters to the Editor, 233, 01-11-1979, p. L109–L113. DOI: 10.1086/183087.
Tyson, J.A.; Jarvis, J.F. «Evolution of galaxies - Automated faint object counts to 24th magnitude». Astrophysical Journal, Part - 2 Letters to the Editor, 230, 15-06-1979, p. L153–L156. DOI: 10.1086/182982.
Yoshii, Yuzuru; Takahara, Fumio «On the redshift-volume measurement of the cosmological density parameter». Astrophysical Journal, Part 1, 346, 01-11-1989, p. 28–33. DOI: 10.1086/167983.
Colless, Matthew; Ellis, Richard S.; Broadhurst, T.J.; Taylor, Keith «Faint blue galaxies - High or low redshift?». Monthly Notices of the Royal Astronomical Society, 261, 3-1993, p. 19–38. DOI: 10.1093/mnras/261.1.19.
Carlberg, R.G. «Merging and fast galaxy evolution». Astrophysical Journal, Part 2 - Letters, 399, 1, 11-1992, p. L31–L34. DOI: 10.1086/186599.
Carlberg, R.G.; Charlot, Stephane «Faint galaxy evolution via interactions». Astrophysical Journal, Part 1, 397, 1, 9-1992, p. 5–13. DOI: 10.1086/171759.