1. National Flood Disaster in 2008;Yan.;State Flood Control and Drought Relief,2009
2. Application of Grey Clustering Analysis in the Classification of Flood Disaster Grade;Chen;Arid Land Geography,1999
3. Fuzzy Cluster Analysis-based Storm Surge Disaster Gradation;Sun;Journal of Natural Disaster,2007
4. Research on Disastrous Losses Caused by Tropical Cyclones Based on Fuzzy Clustering Analysis;Liu;Journal of Guangxi Teachers Education University,2009
5. Application of Fuzzy Clustering Analysis in the Classification of Flood Disaster Grade;Xu;Arid Land Geography,2000