A New Proof of Finite Moment Conditions for GI/G/1 Busy Periods.

S. Ghahramani Ronald W. Wolff A New Proof of Finite Moment Conditions for GI/G/1 Busy Periods. 171-178 1989 4 Queueing Syst. 2 db/journals/questa/questa4.html#GhahramaniW89