@article{Borowiecki:2014,
  author  = "M. Borowiecki and E. Drgas-Burchardt and E. Sidorowicz",
  title   = "A feedback vertex set of 2-degenerate graphs",
  journal = "Theoretical Computer Science",
  volume  = "Vol. 557",
  pages   = "50--58",
  year    = "2014",
}