Retraction notice to “New Hybrid Methodology for Stock Volatility Prediction” [Expert Systems with Applications 36/2P1 (2008) 1833--1839]
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论文评审过程：Available online 11 May 2020, Version of Record 11 May 2020.
论文官网地址：https://doi.org/10.1016/j.eswa.2020.113480
