Jet Propulsion Laboratory, California Institute of Technology. Results for NGC 2859. NASA/IPAC Extragalactic Database. National Aeronautics and Space Administration. [2006-11-21]. (原始内容存档于2018-10-11).
Jet Propulsion Laboratory, California Institute of Technology. Results for NGC 2859. NASA/IPAC Extragalactic Database. National Aeronautics and Space Administration. [2006-11-21]. (原始内容存档于2018-10-11).