[1]Arhivirano 2018-09-30 na Wayback Machine-u, IAU/IAG Working Group on Cartographic Coordinates and Rotational Elements of the Planets and Satellites: "The Planets and Satellites 2000", 2000., Siedelmann P.K.; Abalakin V.K.; Bursa, M.; Davies, M.E.; de Bergh, C.; Lieske, J.H.; Obrest, J.; Simon, J.L.; Standish, E.M.; Stooke, P. ; Thomas, P.C.
[1]Arhivirano 2018-09-30 na Wayback Machine-u, IAU/IAG Working Group on Cartographic Coordinates and Rotational Elements of the Planets and Satellites: "The Planets and Satellites 2000", 2000., Siedelmann P.K.; Abalakin V.K.; Bursa, M.; Davies, M.E.; de Bergh, C.; Lieske, J.H.; Obrest, J.; Simon, J.L.; Standish, E.M.; Stooke, P. ; Thomas, P.C.