@inproceedings{pannet_nyberg_jun04,
  author = {Samuli Aalto and Urtzi Ayesta and Eeva Nyberg-Oksanen},
  title = {Two-level processor-sharing scheduling disciplines: mean delay analysis},
  booktitle = {Proceedings of ACM SIGMETRICS - PERFORMANCE 2004},
  pages = {97-105},
  month = {Jun.},
  year = {2004},
}