RT Journal Article SR Electronic T1 U.S. Mutal Fund Characteristics Across the Investment Spectrum JF The Journal of Investing FD Institutional Investor Journals SP 56 OP 67 DO 10.3905/joi.1996.56 VO 5 IS 3 A1 Peter Oertmann A1 Heinz Zimmermann YR 1996 UL https://pm-research.com/content/5/3/56.abstract AB