Bernd Finkbeiner Sriram Sankaranarayanan Henny Sipma Collecting Statistics over Runtime Executions. 2002 70 Electr. Notes Theor. Comput. Sci. 4 http://dx.doi.org/10.1016/S1571-0661(04)80576-0 db/journals/entcs/entcs70.html#FinkbeinerSS02 36-54