@article{Mumm2018,
  author    = {Hans-Martin Mumm},
  title     = {Theodor Haubach und Emil Henk},
  journal   = {Heidelberg : Jahrbuch zur Geschichte der Stadt},
  series    = {zwei Georgeaner im Widerstand gegen Hitler},
  volume    = {23 (2019)},
  pages     = {117 -- 136},
  doi       = {10.57962/regionalia-24307},
  year      = {2018},
}