PT - JOURNAL ARTICLE AU - R. Malcolm Richards AU - John D. Martin TI - Revisions in Earnings Forecasts AID - 10.3905/jpm.1979.47 DP - 1979 Jul 31 TA - The Journal of Portfolio Management PG - 47--52 VI - 5 IP - 4 4099 - https://pm-research.com/content/5/4/47.short 4100 - https://pm-research.com/content/5/4/47.full