KÚDELA, Jozef. Permanent changes to structure and properties of beech and ash wood after its hydrothermal plasticization. Part I. Changes in selected properties. In Folia Forestalia Polonica. ISSN 0071-6685, 2009, issue 40, p. 3-14. APVV-0282-06 ; VEGA 1/4368/07. Dostupné na internete: <https://ffp.matlibhax.com/pdf/40/Folia%20Forestalia%20Pol%2040-1%20Kudela.pdf>