@article{Grabsky:2019ki,
  author = "Grabsky, Varlen  and  Velázquez-Carreón, F.  and  Aguilar, S.  and  Urrutia-Fucugauchi, J.  and  Zmeskal, J.",
  title = "{Prototype-module of a muon tracker to investigate the density distribution of the Popocatepetl volcano lava dome}",
  doi = "10.22323/1.358.0275",
  journal = "PoS",
  year = 2019,
  volume = "ICRC2019",
  pages = "275"
}