@article{dietrich_gonschorreck_webel_witthohn_luigi_hungary_mária_pécs_italy_anzini_et al._2017, 
  title={Seasonal Adjustment User Group}, 
  author={Dietrich and Gonschorreck and Webel and Witthohn and Luigi and Hungary and Mária and Pécs and Italy and Anzini and et al.}, 
  year={2017}
  }