Borst, Marco P.J. (Summer 1996). "Ilyushin IL-38 May- the Russian Orion"(PDF). Airborne Log. Lockheed: 8–9. Archived from [://www.p3orion.nl/il-38%20may.pdf the original] (PDF) on 10 September 2016. Retrieved 2 September 2014. {{cite journal}}: Check |url= value (help)