Guillaume Guirado Thomas Hérault Richard Lassaigne Sylvain Peyronnet Distribution, Approximation and Probabilistic Model Checking. 19-30 2006 135 Electr. Notes Theor. Comput. Sci. 2 http://dx.doi.org/10.1016/j.entcs.2005.10.016 db/journals/entcs/entcs135.html#GuiradoHLP06