SUCHOMEL, Jozef et al. Analysis of price changes of selected roundwood assortments in some Central Europe countries. In Journal of forest science. ISSN 1212-4834, 2012, vol. 58, no. 11, p. 483-491. KEGA 016TUZ-4/2012. SCOPUS. Dostupné na internete: <https://jfs.agriculturejournals.cz/pdfs/jfs/2012/11/02.pdf>