@article{Greinert:2001,
  author  = "A. Greinert",
  title   = "Soils of the Zielona Góra urban forest parks as an example of anthropogenic transformations of natural forest soils",
  journal = "Acta Agrophysica",
  volume  = "R. 51",
  pages   = "57--66",
  year    = "2001",
}