J. L. Tonry؛ A. Dressler؛ J. P. Blakeslee؛ E. A. Ajhar؛ وآخرون (2001). "The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances". Astrophysical Journal. ج. 546 ع. 2: 681–693. arXiv:astro-ph/0011223. Bibcode:2001ApJ...546..681T. DOI:10.1086/318301.
Majaess, D. (2010). "The Cepheids of Centaurus A (NGC 5128) and Implications for H0". Acta Astronomica. ج. 60: 121. arXiv:1006.2458. Bibcode:2010AcA....60..121M.
Harris، Gretchen L. H.؛ Rejkuba، Marina؛ Harris، William E. (2010). "The Distance to NGC 5128 (Centaurus A)". Publications of the Astronomical Society of Australia. ج. 27 ع. 4: 457–462. arXiv:0911.3180. Bibcode:2010PASA...27..457H. DOI:10.1071/AS09061.
J. L. Tonry؛ A. Dressler؛ J. P. Blakeslee؛ E. A. Ajhar؛ وآخرون (2001). "The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances". Astrophysical Journal. ج. 546 ع. 2: 681–693. arXiv:astro-ph/0011223. Bibcode:2001ApJ...546..681T. DOI:10.1086/318301.
Harris، Gretchen L. H.؛ Rejkuba، Marina؛ Harris، William E. (2010). "The Distance to NGC 5128 (Centaurus A)". Publications of the Astronomical Society of Australia. ج. 27 ع. 4: 457–462. arXiv:0911.3180. Bibcode:2010PASA...27..457H. DOI:10.1071/AS09061.
J. L. Tonry؛ A. Dressler؛ J. P. Blakeslee؛ E. A. Ajhar؛ وآخرون (2001). "The SBF Survey of Galaxy Distances. IV. SBF Magnitudes, Colors, and Distances". Astrophysical Journal. ج. 546 ع. 2: 681–693. arXiv:astro-ph/0011223. Bibcode:2001ApJ...546..681T. DOI:10.1086/318301.
Majaess, D. (2010). "The Cepheids of Centaurus A (NGC 5128) and Implications for H0". Acta Astronomica. ج. 60: 121. arXiv:1006.2458. Bibcode:2010AcA....60..121M.
Harris، Gretchen L. H.؛ Rejkuba، Marina؛ Harris، William E. (2010). "The Distance to NGC 5128 (Centaurus A)". Publications of the Astronomical Society of Australia. ج. 27 ع. 4: 457–462. arXiv:0911.3180. Bibcode:2010PASA...27..457H. DOI:10.1071/AS09061.