1. Fragile States Index retried from: http://fundforpeace.org/fsi/ Fragile States Index retried from: http://fundforpeace.org/fsi/
2. Google Map retried from: http://www.google.cn/maps Google Map retried from: http://www.google.cn/maps
3. World Bank Indicator Data retried from: http://data.worldbank.org/indicator World Bank Indicator Data retried from: http://data.worldbank.org/indicator
4. ABDULLAH L. and KHADIJAH WAN ISMAIL W. 2013. A New Ranking of Environmental Performance Index Using Weighted Correlation Coefficient in Intuitionistic Fuzzy Sets: A Case of ASEAN Countries. ABDULLAH L. and KHADIJAH WAN ISMAIL W. 2013. A New Ranking of Environmental Performance Index Using Weighted Correlation Coefficient in Intuitionistic Fuzzy Sets: A Case of ASEAN Countries.
5. ALLEN S. BARROS BURTON I. CAMPBELL L. CARDONA O. CUTTER S. DUBE O.P. EBI K. FIELD B. HANDMER J. LAL N. LAVELL A. MACH J. MASTRANDREA M. MCBEAN G. MECHLER R. MITCHELL NICHOLLS N. O'BRIEN L. and WILBANKS J. 2012. Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation. Special Report of Working Groups I and II of the Intergovernmental Panel on Climate Change. ALLEN S. BARROS BURTON I. CAMPBELL L. CARDONA O. CUTTER S. DUBE O.P. EBI K. FIELD B. HANDMER J. LAL N. LAVELL A. MACH J. MASTRANDREA M. MCBEAN G. MECHLER R. MITCHELL NICHOLLS N. O'BRIEN L. and WILBANKS J. 2012. Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation. Special Report of Working Groups I and II of the Intergovernmental Panel on Climate Change.