http://www.reuters.com/article/2015/09/22/eu-usa-derivatives-idUSL5N11S25U20150922

http://www.mondovisione.com/media-and-resources/news/moscow-exchange-timeline-and-causes-of-outage-on-the-derivatives-market/

http://www.myiris.com/news/market/india-vix-falls-in-morning-trade/20150922094813199

http://www.cnbc.com/2015/09/21/vix-charts-predict-trend-changes-direction-fed-rate-calls.html

http://www.bloomberg.com/news/articles/2015-09-21/volatility-sets-in-for-currencies-as-fed-leaves-traders-hanging

http://www.bloomberg.com/news/articles/2015-09-21/volkswagen-price-drop-handing-options-traders-exponential-gains

http://finance.yahoo.com/news/icap-invests-further-duco-080000294.html;_ylt=A0LEViw0IgBWEg0AKPsnnIlQ;_ylu=X3oDMTByOHZyb21tBGNvbG8DYmYxBHBvcwMxBHZ0aWQDBHNlYwNzcg–

http://www.reuters.com/article/2015/09/21/moscowexchange-derivatives-trading-idUSR4N10V01E20150921

http://www.financemagnates.com/cryptocurrency/news/cftc-deems-bitcoin-options-as-commodities-takes-action-against-operator/

http://www.barrons.com/articles/expect-rates-to-rise-use-put-options-to-play-financials-1442637854

http://www.bloomberg.com/news/articles/2015-09-18/bristol-myers-bullish-options-trades-surge-on-merger-speculation

http://www.tradersmagazine.com/news/options/august-us-listed-options-volumes-at-4263m-contracts-up-12-versus-july-114417-1.html