@article{Ummenhofer2017,
  author    = {Berthold Ummenhofer},
  title     = {Das Villinger Hallenbad},
  journal   = {Villingen im Wandel der Zeit},
  volume    = {40},
  pages     = {140 -- 145},
  doi       = {10.57962/regionalia-16762},
  year      = {2017},
}