说明：灾害情景下城市脆弱性评估研究_石勇
说明：自然灾害脆弱性研究进展_石勇
说明：02_weak_states_index
说明：04_Godwin Uyi Ojo
说明：‘Fragile States’: introducing a political concept
说明：Board of Regents of the University of Wisconsin System
说明：DEVELOPMENT OF BWR REGIONAL INSTABILITY
说明：Robust Non-fragile State Feedback Control of
说明：Scaling up TB DOTS in a fragile state post-conflict Afghanistan
说明：theory of revolution