Time-dependent Volatility in Futures Contract OptionsJilong Chen, Ewald, C., & Kutan, A. M. (2019). Time-dependent volatility in futures contract options. Investment Analysts Journal, 48(1), 30. https://search.ebscohost.com/login.aspx?direct=true&AuthType=sso&db=asx&AN=137227526&site=eds-live&scope=site&custid=natuniv