Sentiment Analysis of Review Data Using Blockchain and LSTM to Improve Regulation for a Sustainable Market. - Zhihua Zhao 003; Zhihao Hao; Guancheng Wang 002; Dianhui Mao; Bob Zhang 001; Min Zuo; Jerome Yen; Guangjian Tu (J. Theor. Appl. Electron. Commer. Res., 2022)