Retrieved 2011-01-02. ↑ http://www.mindef.gov.sg/imindef/news_and_events/nr/2012/may/15may12_nr.html ↑ Yáñez & Rodiguez 2017, p. 83 ↑ "From Dolphins to Destroyers: The ScanEagle UAV". Defense Industry Daily. 9 November 2014.