Ceballos Bejarano, F. E., J. C. Hihuana Hallasi, and J. C. Viza Huayllaso. “Optimizing Investment Portfolios Using Quadratic Programming: An Approach from the Markowitz Model”. Minerva, Vol. 6, no. sp, June 2025, pp. 7-11, doi:10.47460/minerva.v6isp.200.