@article{Maciejko:2019,
  author  = "A. Maciejko and B. Wojtyszyn and A. Skrzypczak",
  title   = "Design Problems of Tourism Infrastructure for People with Disabilities in Protected Landscape Areas in Poland",
  journal = "IOP Conference Series : Materials Science and Engineering",
  volume  = "Vol. 603",
  pages   = "1--10",
  year    = "2019",
}