Analysis of information sources in references of the Wikipedia article "Thomas Elder" in English language version.
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: CS1 maint: multiple names: authors list (link) Also available at "AAS-Biographical memoirs-Barnes". Archived from the original on 29 September 2009. Retrieved 12 June 2012.{{cite journal}}
: CS1 maint: multiple names: authors list (link) Also available at "AAS-Biographical memoirs-Barnes". Archived from the original on 29 September 2009. Retrieved 12 June 2012.{{cite journal}}
: CS1 maint: multiple names: authors list (link) Also available at "AAS-Biographical memoirs-Barnes". Archived from the original on 29 September 2009. Retrieved 12 June 2012.{{cite journal}}
: CS1 maint: multiple names: authors list (link) Also available at "AAS-Biographical memoirs-Barnes". Archived from the original on 29 September 2009. Retrieved 12 June 2012.