THE SYMBIOSIS BETWEEN E-COMMERCE AND COURIER SERVICES IN MODERN CONDITIONS. Икономическа мисъл, [S. l.], v. 70, n. 3, p. 370–387, 2025. DOI: 10.56497/4wrd5v90. Disponível em: https://www.ojs-etjs.iki.bas.bg/index.php/etj/article/view/83. Acesso em: 31 dec. 2025.