RT Journal Article SR Electronic T1 Hedging Volatility in Foreign Currencies JF The Journal of Derivatives FD Institutional Investor Journals SP 53 OP 59 DO 10.3905/jod.1993.407870 VO 1 IS 1 A1 Menachem Brenner A1 Dan Galai YR 1993 UL https://pm-research.com/content/1/1/53.abstract AB