RT Journal Article SR Electronic T1 Calculating Prices and Sensitivities for Path-Independent Derivatives Securities in Multifactor Models JF The Journal of Derivatives FD Institutional Investor Journals SP 45 OP 61 DO 10.3905/jod.1997.407982 VO 5 IS 1 A1 Gregory A. Willard YR 1997 UL https://pm-research.com/content/5/1/45.abstract AB