BHIMASHANKARAM, P.; PARTHASARATHY, T.; MURTHY, A. L. N.; MURTHY, G. S. R. Complementarity Problems And Positive Definite Matrices . Algorithmic Operations Research, [S. l.], v. 7, n. 2, 2012. Disponível em: https://journals.lib.unb.ca/index.php/AOR/article/view/20398. Acesso em: 23 may. 2022.