@article{liu_whitt_yu_2016, title={Approximations for Heavily Loaded G/GI/n plus GI Queues}, volume={63}, ISSN={["1520-6750"]}, DOI={10.1002/nav.21688}, abstractNote={Abstract}, number={3}, journal={NAVAL RESEARCH LOGISTICS}, author={Liu, Yunan and Whitt, Ward and Yu, Yao}, year={2016}, month={Apr}, pages={187–217} }