@article{Tomaszewski:2017,
  author  = "M. Tomaszewski and A. Świadek",
  title   = "The impact of the economic conditions on the innovation activity of the companies from selected Balkan states",
  journal = "Economic Research = Ekonomska Istrazivanja",
  volume  = "Vol. 30",
  number  = "no. 1",
  pages   = "1896--1913",
  year    = "2017",
}