2-semiarcs in PG(2, q), q 2 13

@article{Bartoli20142semiarcsIP,
  title={2-semiarcs in PG(2, q), q 2 13},
  author={Daniele Bartoli and Giorgio Faina and Gy{\"o}rgy Kiss and Stefano Marcugini and Fernanda Pambianco},
  journal={Ars Comb.},
  year={2014},
  volume={117},
  pages={435-462}
}