1. [1] KREMIER, M. et al.: “Report on Air Quality in Slovak Republic in 2020”, Slovak Hydrometeorological Institute, Air Quality Department, Oct. 2021. Available: . (In Slovak).
2. [2] JONÁČEK, Z. ‒ ZEMKO, M. ‒ SZEMESOVÁ, J. ‒ ZETOCHOVÁ, L.: “Quality Improvements of Air Emission Accounts and Extension of Provided Time-Series Focusing on Households Heating”, Meteorological Journal, vol. 23, no. 1, pp. 41-46, Jul. 2020. (In Slovak).
3. [3] HARRISON, R. M. et al.: “Airborne particulate matter: sources, atmospheric processes and health”, Royal Society of Chemistry, UK, 2016, ISBN: 978-1-78262-491-2.
4. [4] SMITH, D.: (2022, Feb 3). A Guide to Understanding Particulate Matter (PM) [Online], Feb. 2020. Available: .
5. [5] KWOON, H. ‒ RYU, M. ‒ CARLSTEN, C.: “Ultrafine particles: unique physiochemical properties relevant to health and disease”, Experimental and Molecular Medicine, vol. 52, pp. 318-328, Mar. 2020.10.1038/s12276-020-0405-1715672032203103