YANKIV, Marta; MYKYTYUK , Roman; GUKALIUK, Andrii. Omnichannel Digital Marketing in the Postal and Logistics Sector: Strategic Functions and the Role of Leadership Visibility. International Journal of Economic Sciences, [S. l.], v. 15, n. 1, p. 1–18, 2026. DOI: 10.31181/ijes1512026199. Disponível em: https://ijes-journal.org/journal/article/view/199. Acesso em: 30 apr. 2026.