@article{Gilbert99,
  title = {Multi-level simulation in Lisp-Stat},
  author = {Nigel Gilbert},
  year = {1999},
  url = {http://jasss.soc.surrey.ac.uk/2/1/3.html},
  researchr = {https://researchr.org/publication/Gilbert99},
  cites = {0},
  citedby = {0},
  journal = {J. Artificial Societies and Social Simulation},
  volume = {2},
  number = {1},
}