PT - JOURNAL ARTICLE AU - Sheen T. Kassouf TI - Measuring the Measurers AID - 10.3905/jpm.1975.408539 DP - 1975 Jul 31 TA - The Journal of Portfolio Management PG - 20--22 VI - 1 IP - 4 4099 - https://pm-research.com/content/1/4/20.short 4100 - https://pm-research.com/content/1/4/20.full