@misc{DeferTreusch2020,
  author    = {Florian Def{\`e}r and Oliver Treusch},
  title     = {[Whitepaper] Sales Service - Service technicians as the key to sales success},
  institution = {FIR e. V. an der RWTH Aachen},
  type      = {workingpaper},
  pages     = {31},
  year        = {2020},
}