BENSLIMANE, Mohamed; CHALH, Zakaria; BANOUAR, Oumayma. Preface for the Special Issue of International Congress on Engineering and Complex Systems ICECS’21: Complex systems in Engineering, Economics and Management: concepts, solutions and challenges. Statistics, Optimization & Information Computing, [S. l.], v. 11, n. 1, p. 82–84, 2023. DOI: 10.19139/soic-2310-5070-1740. Disponível em: https://iapress.org/index.php/soic/article/view/1740. Acesso em: 13 may. 2026.