Remarks on non-Hamiltonian statistical mechanics: Lyapunov exponents and phase-space dimensionality lossWm. G. Hoover, H. A. Posch, K. Aoki and D. KusnezovEurophys. Lett., 60 3 (2002) 337-341DOI: https://doi.org/10.1209/epl/i2002-00269-3