00341nam a2200121Ia 4500082001900000100001800019245006600037260003100103300001500134490006000149500000500209700000500214  a519.2bT136.CM  aTakacs, Lajos  aCombinatorial methods in the thoery of stochastic processesb  aNew YorkbJohn Wileyc1967  axii, 262p.  aWiley series in Probability and Mathematical Statistics  a  a