SRI ZULFA, F.; AGUSTINA, D. Variance and Semi-Variance with a Multi-Objective Approach Using the Spiral Optimization Method. Mathematical Journal of Modelling and Forecasting, [S. l.], v. 2, n. 2, p. 46–57, 2024. DOI: 10.24036/mjmf.v2i2.30. Disponível em: https://mjomaf.ppj.unp.ac.id/index.php/mjmf/article/view/30. Acesso em: 12 jul. 2025.