WASET
    Martin Lnenicka,  An In-Depth Analysis of Open Data Portals as an Emerging Public E-Service.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    February 2015, vol. 98(2). 589 - 599
    [viewed 20 April 2024]. Available from: https://publications.waset.org/pdf/10000736.