Não informado. (1989). Celestial Mechanics & Dynamical Astronomy: An international journal of space dynamics. Kluwer Academic Publishers.
Chicago-referens (17:e uppl.)Não informado. Celestial Mechanics & Dynamical Astronomy: An International Journal of Space Dynamics. Dordrecht, Holanda: Kluwer Academic Publishers, 1989.
MLA-referens (8:e uppl.)Não informado. Celestial Mechanics & Dynamical Astronomy: An International Journal of Space Dynamics. Kluwer Academic Publishers, 1989.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.