PT - JOURNAL ARTICLE AU - Humphrey Neill TI - I was There AID - 10.3905/jpm.1975.408517 DP - 1975 Jan 31 TA - The Journal of Portfolio Management PG - 81--83 VI - 1 IP - 2 4099 - https://pm-research.com/content/1/2/81.short 4100 - https://pm-research.com/content/1/2/81.full