PT - JOURNAL ARTICLE AU - Richard C. Katz TI - Time Quartile Analysis AID - 10.3905/jpm.1977.408597 DP - 1977 Jan 31 TA - The Journal of Portfolio Management PG - 65--70 VI - 3 IP - 2 4099 - https://pm-research.com/content/3/2/65.short 4100 - https://pm-research.com/content/3/2/65.full