@article{KleinMackertNeugebaueretal.2018,
  author    = {Robert Klein and Jochen Mackert and Michael Neugebauer and Claudius Steinhardt},
  title     = {A model-based approximation of opportunity cost for dynamic pricing in attended home delivery},
  journal   = {OR Spectrum},
  volume    = {40},
  number    = {4},
  pages     = {969 -- 996},
  doi       = {10.1007/s00291-017-0501-3},
  year      = {2018},
}