%0 Journal Article %T Difference‐ratio‐based NDGM interpolation forecasting algorithm and its application %A Zhu, Chaoyu %A Xie, Naiming %J Grey Systems Theory and Application %V 2 %N 1 %P 70-80 %@ 2043-9377 %D 2012-01-27 %I Emerald Group Publishing Limited %~ DeepDyve