Giulia I. Pintea,  Evaluating the Perception of Roma in Europe through Social Network Analysis.   journal   = {International Journal of Humanities and Social Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2018, vol. 142(10). 1304 - 1307
    [viewed 11 December 2019]. Available from: https://publications.waset.org/pdf/10009625.