HALAJ, Daniel - ILAVSKÝ, Ján. Policies and their implementation tools enhancing the energy wood market : a comparative case study of Finland and Slovakia. Rec. Timo Karjalainen, Pekka Ollonqvist. Vantaa : Finnish Forest Research Institute, 2009. 87 p. Working Papers of the Finnish Forest Research Institute, 121. Joensuu Research Unit 3460. Dostupné na internete: <http://www.metla.fi/julkaisut/workingpapers/2009/mwp121.pdf> ISBN 978-951-40-2164-0. ISSN 1795-150X.