RT Journal Article SR Electronic T1 Non-Parallel Yield Curve Shifts and Immunization JF The Journal of Portfolio Management FD Institutional Investor Journals SP 36 OP 43 DO 10.3905/jpm.1992.409410 VO 18 IS 3 A1 Robert R. Reitano YR 1992 UL https://pm-research.com/content/18/3/36.abstract AB