6Li G D, Dasatake N. A GM(1,1)-Markov chain combined model with an application to predict the number o{ Chinese international airlines[J]. Technological Forecasting and So- cial Change,2007,74(8) :1465-1481.
7Li G D, Dasatake N, Masatake N. A grey-based decision- making approach to the supplier selection problem[J]. Mathe- matical and Computer Modeling, 2007,46(3) 573-581.
8Deng J L. Proving GM (1,1) modeling via {our data (at least) [J]. The Journal of Grey System, 2004,16 (1) .. 1-4.
9Zhang Y G,Xu Y,Wang Z P. GM(1,1) grey prediction of Lorenz chaos system[J]. Chaos,Solitons g Fractals,2009, 42(2) ..1003-1009.
