@article{Elkins2008,
  author    = {Nathan T. Elkins},
  title     = {A survey of the material and intellectual consequences of trading in undocumented ancient coins : a case study on the North American trade},
  journal   = {FeRA : Frankfurter elektronische Rundschau zur Altertumskunde},
  volume    = {2008},
  number    = {7},
  pages     = {1 -- 13},
  year      = {2008},
}