@ARTICLE{Gertler_Reference_2017,
  AUTHOR       = {Aaron Gertler and John G. Bullock},
  TITLE        = {Reference Rot: An Emerging Threat to Transparency in Political Science},
  YEAR         = {2017},
  JOURNAL      = {PS: Political Science and Politics},
  volume       = {50},
  number       = {1},
  month        = {January},
  pages        = {166-71},
  URL          = {\url{http://johnbullock.org/referenceRot}},
}