1. Celestial Mechanics;Finlay-Frendulich,1958
2. Figures of Equilibrium of Celestial Bodies;Kopal,1960
3. Dynamics of Close Binary Systems;Kopal,1978
4. Theories of Figures of Celestial Bodies;Jardetzky,1958
5. A note on the first-order theories of equilibrium figures of celestial bodies;López Ortí;Int. J. Comput. Math.,2011