@article{Matveev:2017,
  author  = "V. Matveev and E. Miranda and V. Rubtsov and M. Przybylska and S. Tabachnikov",
  title   = "Preface",
  journal = "Journal of Geometry and Physics",
  volume  = "Vol. 115",
  number  = "no. 1",
  pages   = "1",
  year    = "2017",
}