@article{Nowak:2013,
  author  = "A. Nowak and D. Królik and J. Kostecki",
  title   = "Wastewater treatment in constructed wetlands",
  journal = "Civil and Environmental Engineering Reports",
  volume  = "No. 11",
  pages   = "93--99",
  year    = "2013",
  note    = "University of Zielona Góra Press, Zielona Góra",
}