@article{UlmerBraunChengetal.2020,
  author    = {Jessica Ulmer and Sebastian Braun and Chi-Tsun Cheng and Steve Dowey and J{\"o}rg Wollert},
  title     = {Human-Centered Gamification Framework for Manufacturing Systems},
  journal   = {Procedia CIRP},
  volume    = {93},
  pages     = {670 -- 675},
  doi       = {10.1016/j.procir.2020.04.076},
  year      = {2020},
}