author  = "J. Kostecki and M. Drab and A. Greinert and A. Śliwińska and B. Walczak and R. Wasylewicz",
  title       = "Urban sprawl as a factor of soil degradation",
  booktitle   = "Soil in the environment : 2nd international conference of young scientists",
  address     = "Poznań - Ślesin, Polska",
  publisher   = "Poznań, Departament of Soil Science and Land Protection, Poznań University of Life Sciences",
  pages       = "27",
  year        = "2016",