@article{Coenen2011,
  author    = {Ulrich Coenen},
  title     = {Fritz Haller und USM},
  journal   = {Die Ortenau},
  series    = {zur Bedeutung des Schweizer Architekten und M{\"o}beldesigners f{\"u}r B{\"u}hl},
  volume    = {91},
  pages     = {61 -- 88},
  doi       = {10.57962/regionalia-18038},
  year      = {2011},
}