@article{unknown2009agentdirected,
  title={Agent-directed simulation for systems engineering},
  author={Philip Barry and Matthew Koehler and Brian Tivnan},
  journal={Proceedings of the 2009 Spring Simulation Multiconference},
  journalpage={https://dl.acm.org/citation.cfm?id=1639825},
  year={2009},
  citations={}
}