ZAVADSKYI, Vitaliy, Olena S. ALEKSANDROVA, Nataliia N. VINNIKOVA, Olha S. VYHOVSKA, & Iryna N. SPUDKA. " European Union Enlargement in 2004: System Analysis of the Benefits and Losses." Journal of Advanced Research in Law and Economics [Online], 10.6 (2019): 1714-1722. Web. 25 Jan. 2022