@article{planningschedulinganduncertaintyinthe,
  title = {Planning, Scheduling, and Uncertainty in the Sequence of Future Events},
  author = {B. R. Fox and Karl G. Kempf},
  year = {2013},
  eprint = {1304.3085},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1304.3085v1},
}