@article{Porcelli:2016LL,
  author = "Porcelli, Alessio",
  title = "{Measurements of the first two moments of the depth of shower maximum over nearly three decades of energy, combining data from}",
  doi = "10.22323/1.236.0420",
  journal = "PoS",
  year = 2016,
  volume = "ICRC2015",
  pages = "420"
}