@article{Aramo:20195l,
  author = "Aramo, Carla  and  Hemmer, Sabine",
  title = "{Outreach Cosmic Ray Activities (OCRA): a program of Astroparticle Physics Outreach Events for High-School Students}",
  doi = "10.22323/1.358.0173",
  journal = "PoS",
  year = 2019,
  volume = "ICRC2019",
  pages = "173"
}