Journal of Systems Science and Complexity
Journal of Systems Science and Complexity > 2006 > 19 > 3 > 431-435
Journal of Systems Science and Complexity > 2013 > 26 > 2 > 201-208
Journal of Systems Science and Complexity > 2016 > 29 > 2 > 472-477
Journal of Systems Science and Complexity > 2016 > 29 > 5 > 1302-1319