Remo, John L. (February 2007). Classifying Solid Planetary Bodies. AIP Conference Proceedings – New Trends in Astrodynamics and Applications III. Vol. 886. pp. 284–302. Bibcode:2007AIPC..886..284R. doi:10.1063/1.2710063.
Remo, John L. (February 2007). Classifying Solid Planetary Bodies. AIP Conference Proceedings – New Trends in Astrodynamics and Applications III. Vol. 886. pp. 284–302. Bibcode:2007AIPC..886..284R. doi:10.1063/1.2710063.