WASET
    A. Szabó Nagy and  J. Szabó and  Zs. Csanádi and  J. Erdős,  Carcinogenic Polycyclic Aromatic Hydrocarbons in Urban Air Particulate Matter.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2017, vol. 126(6). 490 - 494
    [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/10007192.