Explicit Lie-Poisson integration and the Euler equations
Robert I. McLachlan
Phys. Rev. Lett. 71, 3043 (1993) - Published 8 November, 1993
Non-Gaussian energy level statistics for some integrable systems
Pavel M. Bleher, Freeman J. Dyson, and Joel L. Lebowitz
Phys. Rev. Lett. 71, 3047 (1993) - Published 8 November, 1993