@book{Gesner2006,
  author    = {Conrad Gesner},
  title     = {Conradi Gesneri De Raris \& admirandis Herbis, qvae, sive qvod noctv luceant, sive alias ob causas, Lvnariae nominantur : \& obiter de aliis etiam rebus, quae in tenebris lucent, Commentariolus},
  url       = {http://caliban.mpiz-koeln.mpg.de/~stueber/gesner/index.html},
  year      = {2006},
}