@article{biblio4683260758487577717,
  author    = {Andrea Abel and Katrin Wisniewski and Lionel Nicolas and Adriane Boyd and Jirka Hana and Detmar Meurers},
  year      = 2014,
  title     = {A Trilingual Learner Corpus illustrating European Reference Levels},
  journal   = {RiCOGNIZIONI. Rivista di lingue, letterature e culture moderne},
  number    = {2},
  pages     = {111--126},
  issn      = {2384-8987},
}