1. H. Beust, Symplectic integration of hierarchical stellar systems, Astron. Astrophys. 400, 1129–1144 (2003)
2. J.E. Chambers, A hybrid symplectic integrator that permits close encounters between massive bodies, Mon Not R. Astron. Soc. 304, 793–799 (1999)
3. J.E. Chambers, Making more terrestrial planets, Icarus, 152, 205–224 (2001)
4. J.E. Chambers, E.V. Quintana, M.J. Duncan and J.J. Lissauer, Symplectic integrator algorithms for modeling planetary accretion in binary stars systems, Astron. J. 123, 2884–2894 (2002)
5. J.E. Chambers, Adventures in coordinate space, division on dynamical astronomy meeting #34, abstract 9.06, Bull. Am. Astron. Soc. 35, 1043 (2003)