RT Journal Article SR Electronic T1 The art of risk management in bond portfolios JF The Journal of Portfolio Management FD Institutional Investor Journals SP 27 OP 36 DO 10.3905/jpm.1981.408806 VO 7 IS 3 A1 Gerald O. Bierwag A1 George G. Kaufman A1 Robert Schweitzer A1 Alden L Toevs YR 1981 UL https://pm-research.com/content/7/3/27.abstract AB