@article{Porankiewicz:2007,
  author  = "B. Porankiewicz and J. Bermudez E. and C. Tanaka",
  title   = "Cutting forces by peripheral cutting of low density wood species",
  journal = "BioResources [online]",
  volume  = "Vol. 2",
  number  = "no 4",
  pages   = "671--681",
  year    = "2007",
  note    = "http://www.bioresourcesjournal.com/index.php/BioRes/ [dostÍp: 24-11-2008]",
}