RT Journal Article SR Electronic T1 Is the Futures Market for Treasury Bills Efficient? JF The Journal of Portfolio Management FD Institutional Investor Journals SP 78 OP 81 DO 10.3905/jpm.1979.78 VO 5 IS 2 A1 Anthony J. Vignola A1 Charles J. Dale YR 1979 UL https://pm-research.com/content/5/2/78.abstract AB