@article{Echle2011,
  author    = {Werner Echle},
  title     = {Der Geschichts- und Naturlehrpfad Villingen},
  journal   = {Villingen im Wandel der Zeit},
  volume    = {34},
  pages     = {114 -- 118},
  doi       = {10.57962/regionalia-16482},
  year      = {2011},
}