@misc{Gierer2008,
  author    = {Alfred Gierer},
  title     = {Ibn Khaldun on Solidarity ("Asabiyah") - Modern Science on Cooperativeness and Empathy : a comparison},
  url       = {http://edoc.bbaw.de/oa/articles/renbWn1DjtLiI/PDF/27HPKXtLTsfYg.pdf},
  institution = {Ver{\"o}ffentlichungen von Akademiemitgliedern},
  type      = {workingpaper},
  year        = {2008},
}