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| CyberWorld, Expansion of the Use of Friction Stir Welding; (2020) Edition No. 61, Mazakoptonics.com, URL:<https://mazakfiles.blob.core.windows.net/web-site/file/cyberworld/75db31cd-ca78-42d4-9e80-9433534d28c1/CyberWorld61_E.pdf> (Year: 2020). |
| Steve Dodds, “Friction Stir Welding Tools—Functions, Designs and Materials”, (Published Nov. 14, 2018), Linkedin.com, URL:<https://www.linkedin.com/pulse/twis-brief-guide-friction-stir-welding-tools-functions-steve-dodds-1e> (Year: 2018). |
| Carl D. Sorensen, “Friction Stir Welding of Ferrous and Nickel Alloys”, (2007), ASM International.org, URL:<https://www.asminternational.org/documents/10192/1849770/05112g_chapter_6.pdf> (Year: 2007). |
| Fraunhofer IPA, Friction Stir Welding, (site visited Mar. 20, 2023), lpa.Frunhofer.de, URL:<https://www.ipa.fraunhofer.de/en/expertise/lightweight-construction-technologies/joining-technologies/Friction-stir-welding.html> (Year: 2023). |