@article {Bierman51, author = {Harold. Bierman, Jr}, title = {Portfolio Management Allocation and the Investment Horizon}, volume = {23}, number = {4}, pages = {51--55}, year = {1997}, doi = {10.3905/jpm.1997.409613}, publisher = {Institutional Investor Journals Umbrella}, issn = {0095-4918}, URL = {https://jpm.pm-research.com/content/23/4/51}, eprint = {https://jpm.pm-research.com/content/23/4/51.full.pdf}, journal = {The Journal of Portfolio Management} }