Alem, Lala Maghnia, Mohamed Boualem, & Djamil Aissani.
"Bounds of the stationary distribution in  M/G/1 retrial queue with two way communication and n types of outgoing calls                                                            ation and n type of outgoing call." <em>Yugoslav Journal of Operations Research</em> [Online], 29.3 (2019): 375-391. Web. 27 Apr. 2024