Chacón Suárez, J. A. (2019). 68- #1168 SPARSE PORTFOLIOS FOR HIGHDIMENSIONAL FINANCIAL INDEX TRACKING WITH LOW-RANK MATRIX CONSTRAINT FOR STOCKS. Memorias Institucionales UIS, 2(1). Recuperado a partir de https://revistas.uis.edu.co/index.php/memoriasuis/article/view/10477