PT - JOURNAL ARTICLE AU - George Sofianos AU - David Jeria TI - Quantifying the SIGMA X Crossing Benefit AID - 10.3905/jot.2008.3.4.84 DP - 2008 Sep 30 TA - The Journal of Trading PG - 84--91 VI - 3 IP - 4 4099 - https://pm-research.com/content/3/4/84.short 4100 - https://pm-research.com/content/3/4/84.full