WASET
    Hala A. Hassan and  Vasiliki K. Tsiouri and  Konstantinos E. Konstantinos,  Developing Emission Factors of Fugitive Particulate Matter Emissions for Construction Sites in the Middle East Area.   journal   = {International Journal of Environmental and Ecological Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 98(2). 50 - 54
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10000384.