Journal of Systems Science and Complexity
Journal of Systems Science and Complexity > 2007 > 20 > 1 > 127-134
Journal of Systems Science and Complexity > 2009 > 22 > 1 > 109-121
Journal of Systems Science and Complexity > 2010 > 23 > 4 > 759-768
Journal of Systems Science and Complexity > 2011 > 24 > 1 > 105-119
Journal of Systems Science and Complexity > 2011 > 24 > 5 > 862-874