Authors
Xiaoling Liu
School of Systems Science, Beijing Normal University, Beijing, P. R. China
Mihai Păunescu
Department of Political Sciences, The National University of Political Studies and Public Administration, Bucharest, Romania
Viorel Proteasa
Department of Political Sciences, The West University of Timişoara, Timişoara, Romania
Jinshan Wu
School of Systems Science, Beijing Normal University, Beijing, P. R. China