ANTOV, Petar et al. Eco-friendly, high-density fiberboards bonded with urea-formaldehyde and ammonium lignosulfonate. In Polymers [elektronický zdroj]. ISSN 2073-4360, 2021, vol. 13, issue 2, art. no. 220 [13 p.] [online]. APVV-18-0378 ; APVV-19-0269 ; APVV-17-0583 ; VEGA 1/0717/19 ; ITMS 313011T720. CCC, WOS, SCOPUS. Dostupné na internete: <https://www.mdpi.com/2073-4360/13/2/220/htm>