http://www.forbes.com/sites/vineerbhansali/2017/07/25/watch-out-for-volatility-tourism-and-the-end-of-the-summer-calm/#709d0a2b52e4

http://www.reuters.com/article/us-usa-stocks-volatility-idUSKBN1AA205

http://www.reuters.com/article/us-facebook-results-options-idUSKBN1AA2HB

http://www.cnbc.com/2017/07/24/this-needs-to-happen-to-keep-bitcoin-boom-going-bank-of-america.html

http://www.tradersmagazine.com/news/options/us-options-volume-drifts-higher-in-june-as-volatility-remains-muted-116476-1.html

http://www.cnbc.com/2017/07/24/you-may-soon-be-able-to-trade-options-on-bitcoin-ethereum.html

http://www.businessinsider.com/bats-market-close-model-faces-objection-from-fedex-t-rowe-price-2017-7

http://www.nasdaq.com/article/global-marketsfed-and-trump-keep-dollar-glum-as-greece-warms-europe-20170725-00510

http://www.investing.com/analysis/zero-times-anything-is-still-zero!-200203108

http://moneyweek.com/market-risks-low-volatility-vix-index/

http://seekingalpha.com/article/4090059-vix-hit-time-lows-monday-mean-markets

http://www.investing.com/analysis/a-mystery-investor-has-made-a-262-million-dollar-bet-that-the-stock-mark-200202827