%0 Journal Article %A Richard B. Edelman %T A new approach to ratings on utility bonds %B Reply %D 1980 %R 10.3905/jpm.1980.408755 %J The Journal of Portfolio Management %P 73-74 %V 6 %N 4 %U https://jpm.pm-research.com/content/iijpormgmt/6/4/73.full.pdf