Sekher A, Haga L, Dia S. The impact of adopting the international specifications standard ISO 26000 in achieving the purple economy: Case study of Algeria Telecom. IJEP [Internet]. 2025 Apr. 7 [cited 2026 Apr. 16];19(4):1125-40. Available from: https://ijeponline.org/index.php/journal/article/view/943