@article{ikhlef_aïder_2023,  title={MULTIOBJECTIVE EVOLUTIONARY METAHEURISTIC APPROACH TO THE CONSTRAINED PORTFOLIO OPTIMIZATION PROBLEM},  volume={43},  ISSN={0101-7438},  url={https://doi.org/10.1590/0101-7438.2023.043.00266962},  DOI={10.1590/0101-7438.2023.043.00266962},  journal={Pesquisa Operacional},  publisher={Sociedade Brasileira de Pesquisa Operacional},  author={Ikhlef, Massika and Aïder, Méziane},  year={2023},  pages={e266962} }