@article{Fici17,
  title = {Open and ClosedWords},
  author = {Gabriele Fici},
  year = {2017},
  url = {http://eatcs.org/beatcs/index.php/beatcs/article/view/508},
  researchr = {https://researchr.org/publication/Fici17},
  cites = {0},
  citedby = {0},
  journal = {Bulletin of the EATCS},
  volume = {123},
}