The marshall and stoyan bounds for IMRL/G/1 queues are tight

Ward Whitt. The marshall and stoyan bounds for IMRL/G/1 queues are tight. Oper. Res. Lett., 1(6):209-213, 1982. [doi]

@article{Whitt82a,
  title = {The marshall and stoyan bounds for IMRL/G/1 queues are tight},
  author = {Ward Whitt},
  year = {1982},
  doi = {10.1016/0167-6377(82)90023-2},
  url = {https://doi.org/10.1016/0167-6377(82)90023-2},
  researchr = {https://researchr.org/publication/Whitt82a},
  cites = {0},
  citedby = {0},
  journal = {Oper. Res. Lett.},
  volume = {1},
  number = {6},
  pages = {209-213},
}