@article{{YUJOR}{}, author = {Boutarfa, L.}, title = { On the performance of the M1,M2/G1,G2/1 retrial queue with pre-emptive resume policy}, journal = {Yugoslav Journal of Operations Research}, volume = {25}, number = {1}, year = {2016}, url = {https://yujor.fon.bg.ac.rs/index.php/yujor/article/view/477} }