@article{Bargstaedt2015,
  author    = {Hans-Joachim Bargst{\"a}dt},
  title     = {Challenges of BIM for Construction Site Operations},
  journal   = {Procedia Engineering},
  pages     = {52 -- 59},
  doi       = {10.1016/j.proeng.2015.08.123},
  year      = {2015},
}