குஜராத் நிலநடுக்கம் 2001 (Tamil Wikipedia)

USGS (4 September 2009), PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, archived from the original on 28 மார்ச் 2015, retrieved 12 ஜூலை 2016 {{citation}}: Check date values in: |accessdate= (help)

"Preliminary Earthquake Report". USGS Earthquake Hazards Program. Archived from the original on 2007-11-20. Retrieved 2007-11-21.

web.archive.org (Global: 1^st place; Tamil: 1^st place)

USGS (4 September 2009), PAGER-CAT Earthquake Catalog, Version 2008_06.1, United States Geological Survey, archived from the original on 28 மார்ச் 2015, retrieved 12 ஜூலை 2016 {{citation}}: Check date values in: |accessdate= (help)
"Preliminary Earthquake Report". USGS Earthquake Hazards Program. Archived from the original on 2007-11-20. Retrieved 2007-11-21.
"Interdisciplinary Observations on The January 2001 Bhuj, Gujarat Earthquake" (PDF). Archived from the original (PDF) on 2009-02-26. Retrieved 2016-07-12.