RT Journal Article SR Electronic T1 On the Use and Misuse of Downside Risk JF The Journal of Portfolio Management FD Institutional Investor Journals SP 35 OP 42 DO 10.3905/jpm.1996.35 VO 22 IS 2 A1 Frank A. Sortino A1 Hal J. Forsey YR 1996 UL https://pm-research.com/content/22/2/35.abstract AB