WASET
    M. Pieńko and  A. Robak and  E. Błazik-Borowa and  J. Szer,  Safety Conditions Analysis of Scaffolding on Construction Sites.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2018, vol. 134(2). 93 - 98
    [viewed 19 April 2024]. Available from: https://publications.waset.org/pdf/10008521.