van Hees V, Fang Z, Zhao J, Heywood J, Mirkes E, Sabia S, Migueles J (2018). GGIR: Raw Accelerometer Data Analysis. doi: 10.5281/zenodo.1051064, R package version 1.6-7, https://CRAN.R-project.org/package=GGIR.

van Hees V, Fang Z, Langford J, Assah F, MohammadMirkes A, da Silva I, Trenell M, White T, Wareham N, Brage S (2014). “Autocalibration of accelerometer data for free-living physical activity assessment using local gravity and temperature: an evaluation on four continents.” Journal of Applied Physiology, 117(7), 738–744. doi: 10.1152/japplphysiol.00421.2014, https://www.physiology.org/doi/10.1152/japplphysiol.00421.2014.

van Hees V, Sabia S, Anderson K, Denton S, Oliver J, Catt M, Abell J, Kivimaki M, Trenell M, Singh-Manoux A (2015). “A Novel, Open Access Method to Assess Sleep Duration Using a Wrist-Worn Accelerometer.” PLoS One, 10(11). doi: 10.1371/journal.pone.0142533, http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0142533.

Corresponding BibTeX entries:

  @Manual{,
    title = {{GGIR}: Raw Accelerometer Data Analysis},
    author = {Vincent T {van Hees} and Zhou Fang and Jing Hua Zhao and
      Joe Heywood and Evgeny Mirkes and Severine Sabia and Jairo H
      Migueles},
    year = {2018},
    note = {R package version 1.6-7},
    doi = {10.5281/zenodo.1051064},
    url = {https://CRAN.R-project.org/package=GGIR},
  }
  @Article{,
    title = {Autocalibration of accelerometer data for free-living
      physical activity assessment using local gravity and temperature:
      an evaluation on four continents},
    author = {Vincent T {van Hees} and Zhou Fang and Joss Langford and
      Felix Assah and A MohammadMirkes and Inacio C {da Silva} and
      Michael I Trenell and Tom White and Nicholas J Wareham and Soren
      Brage},
    doi = {10.1152/japplphysiol.00421.2014},
    journal = {Journal of Applied Physiology},
    volume = {117},
    number = {7},
    pages = {738--744},
    year = {2014},
    url =
      {https://www.physiology.org/doi/10.1152/japplphysiol.00421.2014},
  }
  @Article{,
    title = {A Novel, Open Access Method to Assess Sleep Duration Using
      a Wrist-Worn Accelerometer},
    author = {Vincent T {van Hees} and Severine Sabia and Kirstie N
      Anderson and Sarah J Denton and James Oliver and Michael Catt and
      Jesica G Abell and Mika Kivimaki and Michael I Trenell and
      Archana Singh-Manoux},
    doi = {10.1371/journal.pone.0142533},
    journal = {PLoS One},
    volume = {10},
    number = {11},
    year = {2015},
    url =
      {http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0142533},
  }