Magellanic Stellar History) (23 April 2015). "Hydra II: A faint and compact Milky Way dwarfgalaxy found in the survey of the Magellanic stellar history"
S2CID 22406584. Oldham, L. J.; Auger, M. W. (2016). "Galaxy structure from multiple tracers – II. M87 from parsec to megaparsec scales". Monthly Notices