The Stability of Planetary Systems: Proceedings of the Alexander von Humboldt Colloquium on Celestial Mechanics, held at Ramsau, Styria, March 25–31, 1984 Editat de R.L. Duncombe et al. 22 oct 2011 Paperback Preț: 383.38 lei 43-57 zile
Dynamics of the Solar System: Symposium No. 81 Proceedings of the 81st Symposium of the International Astronomical Union Held in Tokyo, Japan, 23–26 May, 1978 International Astronomical Union Symposia, nr. 81 Editat de R.L. Duncombe 30 apr 1979 Hardback Preț: 916.03 lei 1117.10 lei 43-57 zile -18%