%0 Journal Article %A Lala Maghnia Alem %A Mohamed Boualem %A Djamil Aissani %T Bounds of the Stationary Distribution in M/G/1 Retrial Queue With Two-Way Communication and $n$ Types of Outgoing Calls %J Yugoslav journal of operations research %D 2019 %P 375 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/YJOR_2019_29_3_a5/ %G en %F YJOR_2019_29_3_a5