@article{Haerle2014,
  author    = {Eberhard H{\"a}rle},
  title     = {Geschichts- und Naturlehrpfad Villingen-Schwenningen},
  journal   = {Villingen im Wandel der Zeit},
  series    = {Wege und Stationen},
  volume    = {37},
  pages     = {112 -- 113},
  doi       = {10.57962/regionalia-16799},
  year      = {2014},
}