@InCollection{szekelyEtAl2016-chapter,
  author    = {Sz{\'e}kely, {\'A}ron and Andrighetto, Giulia and Nardin, Luis G.},
  booktitle = {Social Dimensions of Organised Crime: Modelling the Dynamics of Extortion Rackets},
  publisher = {Springer},
  title     = {Social norms and extortion rackets},
  year      = {2016},
  address   = {Cham},
  editor    = {Elsenbroich, Corinna and Anzola, David and Gilbert, Nigel},
  pages     = {49--64},
  doi       = {10.1007/978-3-319-45169-5_4},
}