%0 Journal Article %A Jess B. Yawitz %A William J. Marshall %T The use of futures in immunized portfolios %D 1985 %R 10.3905/jpm.1985.409000 %J The Journal of Portfolio Management %P 51-58 %V 11 %N 2 %U https://jpm.pm-research.com/content/iijpormgmt/11/2/51.full.pdf