RT Journal Article SR Electronic T1 Of Computerized Snowshovels and Snowshoe Hares JF The Journal of Portfolio Management FD Institutional Investor Journals SP 4 OP 4 DO 10.3905/jpm.1978.408640 VO 4 IS 3 A1 Peter L. Bernstein YR 1978 UL https://pm-research.com/content/4/3/4.abstract AB