RT Journal Article SR Electronic T1 The challenge of analyzing bond portfolio returns JF The Journal of Portfolio Management FD Institutional Investor Journals SP 53 OP 58 DO 10.3905/jpm.1980.408752 VO 6 IS 3 A1 Peter O. Dietz A1 H. Russell Fogler A1 Donald J. Hardy YR 1980 UL https://pm-research.com/content/6/3/53.abstract AB