1. The principle of minimized iterations in the solution of the matrix eigenvalue problem;Arnoldi;Quarterly of Applied Mathematics,1951
2. Bengtsson, C., Holst, J., 2002. On Portfolio Selection: Improved Covariance Matrix Estimation for Swedish Asset Returns. Working paper, Department of Economics, Lund University.
3. On portfolio optimization: forecasting covariances and choosing the risk model;Chen;Review of Financial Studies,1999
4. A generalized approach to portfolio optimization: Improving performance by constraining portfolio norms;DeMiguel;Management Science,2009
5. Krylov methods for solving models with forward-looking variables;Gilli;Journal of Economic Dynamics and Control,1998