RT Journal Article SR Electronic T1 Dow Theory is Alive and Well! Comment JF The Journal of Portfolio Management FD Institutional Investor Journals SP 81 OP 83 DO 10.3905/jpm.1984.408962 VO 10 IS 3 A1 Sarkis J. Khoury YR 1984 UL https://pm-research.com/content/10/3/81.abstract AB