1. Portfolio selection;Markowitz;Journal of Finance,1952
2. The optimization of a quadratic function subject to linear constraints;Markowitz;Naval Research Logistics Quarterly,1956
3. Mean-variance analysis in portfolio choice and capital markets;Markowitz,1987
4. Portfolio selection: efficient diversification of investments;Markowitz,1959
5. Branke J, Scheckenbach B, Stein M, Deb K, Schmeck H. Portfolio optimization with an envelope-based multi-objective evolutionary algorithm, European Journal of Operational Research, submitted for publication.