@article{Ellmers2019,
  author    = {Uwe Ellmers},
  title     = {Die RPS 2009 - und nun?},
  journal   = {Stra{\"s}enverkehrstechnik},
  volume    = {55},
  number    = {7},
  pages     = {436 -- 441},
  year      = {2019},
}