RT Journal Article SR Electronic T1 Winning Strategies for Closed-End Funds JF The Journal of Portfolio Management FD Institutional Investor Journals SP 50 OP 55 DO 10.3905/jpm.1980.408780 VO 7 IS 1 A1 R. Malcolm Richards A1 Donald R. Fraser A1 John C. Groth YR 1980 UL https://pm-research.com/content/7/1/50.abstract AB