Christoph Mayer and  Dominik Holzmann,  An Approach on the Design of a Solar Cell Characterization Device.   journal   = {International Journal of Energy and Power Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2015, vol. 107(11). 1358 - 1361
    [viewed 19 January 2021]. Available from: https://publications.waset.org/pdf/10007050.