http://online.barrons.com/article/SB50001424052748704356104578326342723900984.html?mod=BOL_options_home#articleTabs_article%3D1

http://www.latimes.com/business/la-fi-berkshire-earns-20130301,0,5417665.story

http://www.bloomberg.com/news/2013-03-04/system-error-halts-nikkei-225-derivatives-traded-in-osaka.html

http://macdailynews.com/2013/03/02/trading-in-apple-mini-options-launches-march-18th/

http://www.forbes.com/sites/nathanvardi/2013/03/04/the-worlds-richest-billionaire-hedge-fund-managers-and-traders/

http://wallstreetsectorselector.com/2013/03/will-vix-sequester-itself-weekly-vix-etf-report/#

http://www.foxbusiness.com/news/2013/03/04/cme-daily-trading-volume-jumps-in-february/

http://www.reuters.com/article/2013/03/01/cme-sandner-consulting-idUSL1N0BTF3O20130301

http://www.nasdaq.com/article/the-vix-has-flipped-cm222680#.UTS5WFfUSds

http://www.tradersmagazine.com/issues/26_348/cboe-options-based-vix-popular-110917-1.html

http://seekingalpha.com/article/1243611-mapping-the-options-and-volatility-etp-landscape?source=google_news

http://www.nasdaq.com/article/update-cboe-says-cost-of-settling-sec-probe-could-reach-10-million—filing-20130228-01551#.UTD5clfUSdt