Szczepańska-Woszczyna, K., D. Gedvilaitė, J. Nazarko, A. Stasiukynas, and A. Rubina. “Assessment of Economic Convergence Among Countries in the European Union”. Technological and Economic Development of Economy, vol. 28, no. 5, Nov. 2022, pp. 1572–1588, doi:10.3846/tede.2022.17518.