@article{Karl2022,
  author    = {Walter Karl},
  title     = {Friedrich L{\"a}ngle},
  journal   = {Geroldsecker Land},
  series    = {Mission Westafrika},
  volume    = {64},
  pages     = {69 -- 75},
  doi       = {10.57962/regionalia-24031},
  year      = {2022},
}