1. There is a range of books and papers with these data: for general data consult: Allen, C. W.: 1973, ‘Astrophysical Quantities’, 3rd Edition, Athlone Press, London.
2. Excellent pictures of the surfaces of the planets and satellites are reproduced in: Briggs, C. A. and Taylor, F. W.: 1982,The Cambridge Photographic Atlas of the Planets, Cambridge University Press.
3. More specifically see: Beatty, J. K., O'Leary, B., and Chaikin, A.: 1981,The New Solar System, Cambridge University Press and Sky Publishing Corporation.
4. Cole, G. H. A.: 1984,Physics of Planetary Interiors, Adam Hilger Ltd., Bristol.
5. Many general earlier references related to topics of this Section are given in: Cole, G. H. A.: 1982,Geophysical Surveys,5, 89–139.