Asymmetry of Synergism Effects in Foreign Economic Activity. University Scientific Notes, [S. l.], n. 5-6 (89-90), p. 71–89, 2022. DOI: 10.37491/UNZ.89-90.7. Disponível em: https://unz.univer.km.ua/index.php/unz/article/view/89-90_71-89. Acesso em: 30 jan. 2026.