ZELEŇÁKOVÁ, Martina et al. Environmental Risk Assessment Focused on Water Quality in the Laborec River Watershed. - Registrovaný: Scopus. In Ecohydrology & Hydrobiology. - Varšava, Poľsko : Polska Akademia Nauk, 2021. ISSN 1642-3593, 2021, roč. 21, č. 4, s. 641-654.