@article{Jesse-Józefczyk:2012,
  author  = "K. Jesse-Józefczyk",
  title   = "Bounds on global secure sets in cactus trees",
  journal = "Central European Journal of Mathematics",
  volume  = "Vol. 10",
  number  = "iss. 3",
  pages   = "1113--1124",
  year    = "2012",
}