KÚDELA, Jozef et al. Morphological changes on spruce wood surface, induced by treatment with dry ice. In Surface engineering and materials in mechanical engineering. - Zürich : Trans Tech Publications, 2015. ISBN 978-3-03835-469-7, p. 177-180. VEGA 1/0893/13 ; CZ.1.07/2.3.00/20.0269. SCOPUS.