@article{Volk2011,
  author    = {Karl Volk},
  title     = {Gratilla in Gremmelsbach},
  journal   = {Freiburger Di{\"o}zesan-Archiv},
  series    = {aus der Kirchengeschichte eines Schwarzwalddorfes},
  volume    = {131},
  pages     = {249 -- 254},
  doi       = {10.57962/regionalia-23026},
  year      = {2011},
}