BATYK, I. IMPACT OF LOCAL BORDER TRAFFIC WITH THE KALININGRAD DISTRICT OF THE RUSSIAN FEDERATION IN SCOPE AND LEVEL MARKETING OF GOODS AND SERVICES. Acta Scientiarum Polonorum. Oeconomia, [S. l.], v. 12, n. 4, p. 5–15, 2013. Disponível em: https://aspe.sggw.edu.pl/article/view/514. Acesso em: 29 apr. 2024.