@article{Boratyński:2008,
  author  = "A. Boratyński and K. Marcysiak and A. Lewandowska and A. Jasińska and G. Iszkuło and J. Burczyk",
  title   = "Differences in leaf morphology between Quercus petraea and Q. robur adult and young individuals",
  journal = "Silva Fennica",
  volume  = "Vol. 42",
  number  = "no 1",
  pages   = "115--124",
  year    = "2008",
  note    = " http://www.metla.fi/silvafennica [dostęp 26.01.2010 r.]",
}