The impact of marketing innovation on the enterprise’s acquisition of a competitive advantage (case study of the business agencies of ouargla, Hassi Messaoud, touggourt.). Alijtihed Journal on Legal and Economic Studies, [S. l.], v. 11, n. 02, p. 932–956, 2022. DOI: 10.36540/7czyb338. Disponível em: https://alijtihed.univ-tam.dz/article/view/248.. Acesso em: 25 mar. 2026.