@article{DavidsonDuekingZinneretal.2020,
  author    = {Padraig Davidson and Peter D{\"u}king and Christoph Zinner and Billy Sperlich and Andreas Hotho},
  title     = {Smartwatch-Derived Data and Machine Learning Algorithms Estimate Classes of Ratings of Perceived Exertion in Runners: A Pilot Study},
  journal   = {Sensors},
  volume    = {20},
  number    = {9},
  doi       = {10.3390/s20092637},
  year      = {2020},
}