Markowicz, Iwona, and Paweł Baran. “Quality of INTRASTAT DATA. Comparison Between the ‘Old’ and the ‘New’ EU Member States”. Acta Universitatis Lodziensis. Folia Oeconomica 2, no. 341 (July 3, 2019): 69–80. Accessed May 6, 2024. https://www.czasopisma.uni.lodz.pl/foe/article/view/3888.