Rafał Urbaniak and  Robert Kłosowiak and  Michał Ciałkowski and  Jarosław Bartoszewicz,  Study on Carbon Nanostructures Influence on Changes in Static Friction Forces.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2015, vol. 103(7). 834 - 837
    [viewed 05 August 2020]. Available from: https://publications.waset.org/pdf/10001898.