Graham, Alister W., Populating the Galaxy Velocity Dispersion - Supermassive Black Hole Mass Diagram: A Catalogue of (Mbh, σ) Values, Publications of the Astronomical Society of Australia, November 2008, 25 (4): 167–175, Bibcode:2008PASA...25..167G, S2CID 89905, arXiv:0807.2549, doi:10.1071/AS08013.
Graham, Alister W., Populating the Galaxy Velocity Dispersion - Supermassive Black Hole Mass Diagram: A Catalogue of (Mbh, σ) Values, Publications of the Astronomical Society of Australia, November 2008, 25 (4): 167–175, Bibcode:2008PASA...25..167G, S2CID 89905, arXiv:0807.2549, doi:10.1071/AS08013.
harvard.edu
ui.adsabs.harvard.edu
Graham, Alister W., Populating the Galaxy Velocity Dispersion - Supermassive Black Hole Mass Diagram: A Catalogue of (Mbh, σ) Values, Publications of the Astronomical Society of Australia, November 2008, 25 (4): 167–175, Bibcode:2008PASA...25..167G, S2CID 89905, arXiv:0807.2549, doi:10.1071/AS08013.
seds.org
spider.seds.org
Frommert, Hartmut. NGC 3377. SEDS. [6 July 2015]. (原始内容存档于6 July 2015).
semanticscholar.org
api.semanticscholar.org
Graham, Alister W., Populating the Galaxy Velocity Dispersion - Supermassive Black Hole Mass Diagram: A Catalogue of (Mbh, σ) Values, Publications of the Astronomical Society of Australia, November 2008, 25 (4): 167–175, Bibcode:2008PASA...25..167G, S2CID 89905, arXiv:0807.2549, doi:10.1071/AS08013.