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"Improved GM(1, 1) model based on concave sequences and its applications."
Xinhai Kong, Peng Zhang, Xin Ma (2017)
- Xinhai Kong, Peng Zhang, Xin Ma:
Improved GM(1, 1) model based on concave sequences and its applications. Grey Syst. Theory Appl. 7(3): 343-352 (2017)
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