RUSINIAK, Piotr, RUSZCZYŃSKA, Anna, WĄTOR, Katarzyna, BULSKA, Ewa and KMIECIK, Ewa. Methodological aspects concerning sampling and determination of total selenium and selenium species in geothermal waters. Bulletin of Geography. Physical Geography Series. Online. 1 June 2020. No. 18, pp. 5-16. [Accessed 23 July 2024]. DOI 10.2478/bgeo-2020-0001.