http://www.thetradenews.com/news/Regions/Americas/BATS_looks_to_compensate_after_long-term_system_error.aspx

http://www.marketwatch.com/story/options-investors-aim-high-with-delta-2013-01-10-1748575

http://seekingalpha.com/article/1104981-vix-etp-performance-in-2012

http://www.tradersmagazine.com/news/extension-for-audit-trail-stock-options-trades-up-in-air-110715-1.html

http://www.foxbusiness.com/industries/2013/01/10/herbalife-defends-itself-as-hedge-fund-titans-clash/

http://www.nytimes.com/2013/01/11/business/in-new-year-errors-mount-at-high-speed-exchanges.html?_r=1&

http://www.bloomberg.com/news/2013-01-11/bats-blaming-market-rules-for-mishaps-as-calls-of-overhaul-grow.html

http://finance.yahoo.com/news/ice-weigh-euronext-sale-offer-204121535.html

http://online.barrons.com/article/SB50001424052748703596604578233713551689922.html?mod=BOL_options_home

http://www.cftclaw.com/2013/01/cftc-sec-hft/

http://www.cnbc.com/id/100369975?__source=yahoo|headline|other|text|&par=yahoo

http://www.livetradingnews.com/options-trade-analysis-joy-global-nysejoy-100531.htm#.UO7rynfNmoA