@article{Lelek:2016,
  author  = "Ł. Lelek and J. Kulczycka and A. Lewandowska and J. Zarębska",
  title   = "Life cycle assessment of energy generation in Poland",
  journal = "International Journal of Life Cycle Assessment",
  volume  = "Vol. 21",
  number  = "no. 1",
  pages   = "1--14",
  year    = "2016",
}