@article{heesch-06a,
   author = "D Heesch and M Little",
   title = "Decision-making in variable environments - a case of group selection and inter-generational conflict?",
   year = "2006",
   journal = "Journal of Theoretical Population Biology",
   volume = "69",
   number = "2",
   pages = "121--128",
   publisher = "Elsevier Science"
  }