Institution: | Faculty of Land Source Engineering, Kunming University of Science and Technology Information School, Yunnan University of Finance and Economics,Kunming, Yunnan, 650092, P.R. China,College of Statistics and Mathematics, Yunnan University of Finance and Economics, Kunming, Yunnan, 650021, P.R. China,College of Statistics and Mathematics, Yunnan University of Finance and Economics, Kunming, Yunnan, 650021, P.R. China and College of Statistics and Mathematics, Yunnan University of Finance and Economics, Kunming, Yunnan, 650021, P.R. China |