Journal of Northeastern University(Natural Science)
A Second-Order Fuzzy Time Series Model for Stock Price Analysis
LIU Zhi， ZHANG Tie， DONG Ying， XU Shuang-shuang
Journal of Northeastern University Natural Science . 2019, (2): 300 -304 .  DOI: 10.12068/j.issn.1005-3026.2019.02.028