{{Reflist|30em|refs=<ref name=antiquity1312>{{cite web | url = http://antiquity.ac.uk/ant/087/ant0871030.htm | title = Tainted ores and the rise of tin bronzes in Eurasia, c. 6500 years ago | first = Miljana | last = Radivojević | first2 = Thilo | last2 = Rehren | publisher = Antiquity Publications Ltd | date = December 2013 | url-status = live | archiveurl = https://archive.today/20140205001504/http://antiquity.ac.uk/ant/087/ant0871030.htm | archivedate = 2014-02-05 }}</ref>}}
