@article {Sanghvi20, author = {Arun P. Sanghvi and Gordon H.. Dash, Jr}, title = {Core Securities}, volume = {4}, number = {3}, pages = {20--24}, year = {1978}, doi = {10.3905/jpm.1978.408637}, publisher = {Institutional Investor Journals Umbrella}, issn = {0095-4918}, URL = {https://jpm.pm-research.com/content/4/3/20}, eprint = {https://jpm.pm-research.com/content/4/3/20.full.pdf}, journal = {The Journal of Portfolio Management} }