%0 Journal Article %A H. J. Rossberg %A G. Siegel %T On Kingman's integral inequalities for approximations of the waiting time distribution in the queuing model GI/G/1 with and without warming-up time %J Applicationes Mathematicae %D 1974 %P 27-30 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am-14-1-27-30/ %R 10.4064/am-14-1-27-30 %G en %F 10_4064_am_14_1_27_30