1) The Journal of Grey System (SCI，IF=0.8. JCR Q4, Research Information Ltd, UK), 1989

website: http://jgrey.nuaa.edu.cn (with submission system)

or www.researchinformation.co.uk

2) Grey Systems: Theory and Application（SCI, IF=3.2. JCR Q1, Emerald, UK), 2011.

website: www.emeraldinsight.com/gs.htm (with submission system)